SI unit of a potential gradient = Vm-1 .
-Answered by Shruti Srivastva On 30 July 2020:12:41:24 PM
Question 1. Asked on :30 July 2020:12:40:39 PM
-Added by Shruti Srivastva Physics » Electric Charges And Field
Answer:
-Answered by Shruti Srivastva On 30 July 2020:12:41:24 PM
Question 2. Asked on :30 July 2020:12:30:39 PM
-Added by Shruti Srivastva Physics » Electric Charges And Field
Answer:
-Answered by Shruti Srivastva On 30 July 2020:12:32:15 PM
Question 3. Asked on :30 July 2020:12:27:37 PM
-Added by Shruti Srivastva Physics » Electric Charges And Field
Answer:
-Answered by Shruti Srivastva On 30 July 2020:12:29:24 PM
Question 4. Asked on :30 July 2020:12:26:17 PM
-Added by Shruti Srivastva Physics » Electric Charges And Field
Question 5. Asked on :30 July 2020:12:23:29 PM
-Added by Shruti Srivastva Physics » Electric Charges And Field
Answer:
-Answered by Anjali Kumari On 13 October 2020:07:36:08 PM
Question 6. Asked on :30 July 2020:12:19:39 PM
-Added by Shruti Srivastva Physics » Electric Charges And Field
Answer:
Fmed = Fvack
i.e., Fmed ∝ 1k
-Answered by Shruti Srivastva On 30 July 2020:12:21:13 PM
Question 7. Asked on :30 July 2020:12:17:03 PM
-Added by Shruti Srivastva Physics » Electric Charges And Field
Answer:
-Answered by Shruti Srivastva On 30 July 2020:12:19:05 PM
Question 8. Asked on :29 July 2020:06:42:07 PM
-Added by Shruti Srivastva Physics » Electric Charges And Field
Answer:
Zero.
-Answered by Shruti Srivastva On 29 July 2020:06:43:09 PM
Question 9. Asked on :29 July 2020:06:39:11 PM
-Added by Shruti Srivastva Physics » Electric Charges And Field
Answer:
-Answered by Shruti Srivastva On 29 July 2020:06:39:58 PM
Question 10. Asked on :29 July 2020:06:36:28 PM
-Added by Shruti Srivastva Physics » Electric Charges And Field
Answer:
-Answered by Shruti Srivastva On 29 July 2020:06:37:02 PM
Question 11. Asked on :29 July 2020:06:34:49 PM
-Added by Shruti Srivastva Physical Education » Electric Charges And Field
Answer:
-Answered by Shruti Srivastva On 29 July 2020:06:35:39 PM
Question 12. Asked on :29 July 2020:06:33:22 PM
-Added by Shruti Srivastva Physics » Electric Charges And Field
Answer:
-Answered by Shruti Srivastva On 29 July 2020:06:34:14 PM
Question 13. Asked on :29 July 2020:06:31:27 PM
-Added by Shruti Srivastva Physics » Electric Charges And Field
Answer:
-Answered by Shruti Srivastva On 29 July 2020:06:32:31 PM
Question 14. Asked on :29 July 2020:06:29:24 PM
-Added by Shruti Srivastva Physics » Electric Charges And Field
Answer:
-Answered by Shruti Srivastva On 29 July 2020:06:30:46 PM
Question 15. Asked on :29 July 2020:06:25:28 PM
-Added by Shruti Srivastva Physics » Electric Charges And Field
Answer:
-Answered by Shruti Srivastva On 29 July 2020:06:27:32 PM
Question 16. Asked on :29 July 2020:06:24:01 PM
-Added by Shruti Srivastva Physics » Electric Charges And Field
Answer:
Zero.
-Answered by Shruti Srivastva On 29 July 2020:06:25:13 PM
Question 17. Asked on :29 July 2020:06:17:59 PM
-Added by Shruti Srivastva Physics » Electric Charges And Field
Answer:
-Answered by Shruti Srivastva On 29 July 2020:06:22:09 PM
Question 18. Asked on :29 July 2020:06:16:29 PM
-Added by Shruti Srivastva Physics » Electric Charges And Field
Answer:
-Answered by Shruti Srivastva On 29 July 2020:06:17:17 PM
Question 19. Asked on :29 July 2020:06:13:41 PM
-Added by Shruti Srivastva Physics » Electric Charges And Field
Answer:
-Answered by Shruti Srivastva On 29 July 2020:06:15:24 PM
Question 20. Asked on :29 July 2020:06:11:25 PM
-Added by Shruti Srivastva Physics » Electric Charges And Field
Answer:
-Answered by Shruti Srivastva On 29 July 2020:06:12:40 PM
Question 21. Asked on :29 July 2020:06:09:05 PM
-Added by Shruti Srivastva Physics » Electric Charges And Field
Answer:
-Answered by Shruti Srivastva On 29 July 2020:06:10:21 PM
Question 22. Asked on :29 July 2020:06:06:16 PM
-Added by Shruti Srivastva Physics » Electric Charges And Field
Answer:
-Answered by Shruti Srivastva On 29 July 2020:06:08:23 PM
Question 23. Asked on :29 July 2020:06:04:17 PM
-Added by Shruti Srivastva Physics » Electric Charges And Field
Answer:
-Answered by Shruti Srivastva On 29 July 2020:06:05:44 PM
Question 24. Asked on :29 July 2020:06:00:19 PM
-Added by Shruti Srivastva Physics » Electric Charges And Field
Answer:
-Answered by Shruti Srivastva On 29 July 2020:06:01:26 PM
Question 25. Asked on :29 July 2020:05:57:28 PM
-Added by Shruti Srivastva Physics » Electric Charges And Field
Answer:
-Answered by Shruti Srivastva On 29 July 2020:05:58:35 PM
Question 26. Asked on :29 July 2020:05:55:55 PM
-Added by Shruti Srivastva Physics » Electric Charges And Field
Answer:
-Answered by Shruti Srivastva On 29 July 2020:05:56:49 PM
Question 27. Asked on :29 July 2020:05:52:03 PM
-Added by Shruti Srivastva Physics » Electric Charges And Field
Answer:
The electric dipole moment is the product of either charge q and the vector 2a drawn from the -ve charge to the + ve charge.
p = q x 2a
-Answered by Shruti Srivastva On 29 July 2020:05:53:21 PM
Question 28. Asked on :29 July 2020:05:49:44 PM
-Added by Shruti Srivastva Physics » Electric Charges And Field
Answer:
-Answered by Shruti Srivastva On 29 July 2020:05:50:58 PM
Question 29. Asked on :29 July 2020:05:45:54 PM
A proton is placed in a uniform electric field directed along the positive x-axis. In which direction will it tend to move?
-Added by Shruti Srivastva Physics » Electric Charges And Field
Answer:
-Answered by Shruti Srivastva On 29 July 2020:05:47:49 PM
Question 30. Asked on :29 July 2020:05:41:27 PM
-Added by Shruti Srivastva Physics » Electric Charges And Field
Answer:
The point charges q1 and q2 are equal and opposite.
-Answered by Shruti Srivastva On 29 July 2020:05:44:46 PM
Question 31. Asked on :29 July 2020:05:39:20 PM
-Added by Shruti Srivastva Physics » Electric Charges And Field
Answer:
-Answered by Anjali Kumari On 13 October 2020:07:37:15 PM
Question 32. Asked on :29 July 2020:05:36:33 PM
-Added by Shruti Srivastva Physics » Electric Charges And Field
Answer:
-Answered by Shruti Srivastva On 29 July 2020:05:38:00 PM
Question 33. Asked on :29 July 2020:05:31:10 PM
-Added by Shruti Srivastva Physics » Electric Charges And Field
Answer:
[Electric feild] = ForceCharge
= MLT-2C
= MLT-2AT
-Answered by Shruti Srivastva On 29 July 2020:05:32:16 PM
Question 34. Asked on :29 July 2020:05:29:09 PM
-Added by Shruti Srivastva Physics » Electric Charges And Field
Answer:
-Answered by Shruti Srivastva On 29 July 2020:05:30:07 PM
Question 35. Asked on :29 July 2020:05:27:06 PM
-Added by Shruti Srivastva Physics » Electric Charges And Field
Answer:
-Answered by Shruti Srivastva On 29 July 2020:05:28:31 PM
Question 36. Asked on :29 July 2020:05:24:20 PM
-Added by Shruti Srivastva Physics » Electric Charges And Field
Answer:
-Answered by Shruti Srivastva On 29 July 2020:05:25:11 PM
Question 37. Asked on :29 July 2020:05:23:23 PM
-Added by Shruti Srivastva Physics » Electric Charges And Field
Answer:
-Answered by Anjali Kumari On 15 October 2020:07:22:56 PM
Question 38. Asked on :29 July 2020:05:21:28 PM
-Added by Shruti Srivastva Physics » Electric Charges And Field
Answer:
-Answered by Anjali Kumari On 18 October 2020:06:22:41 PM
Question 39. Asked on :29 July 2020:05:19:36 PM
-Added by Shruti Srivastva Physics » Electric Charges And Field
Answer:
-Answered by Shruti Srivastva On 29 July 2020:05:20:27 PM
Question 40. Asked on :29 July 2020:05:16:15 PM
-Added by Shruti Srivastva Physics » Electric Charges And Field
Answer:
p= dqdV
-Answered by Shruti Srivastva On 29 July 2020:05:17:02 PM
Question 41. Asked on :29 July 2020:05:11:59 PM
-Added by Shruti Srivastva Physics » Electric Charges And Field
Answer:
n = qe
= 1C1.6 X 10-19 C
= 6.25 X 108 electrons.
-Answered by Shruti Srivastva On 29 July 2020:05:13:26 PM
Question 42. Asked on :29 July 2020:05:07:05 PM
-Added by Shruti Srivastva Physics » Electric Charges And Field
Answer:
-Answered by Shruti Srivastva On 29 July 2020:05:09:51 PM
Question 43. Asked on :28 July 2020:06:10:55 PM
State the superposition principle for electrostatic force on a charge due to a number of charges.
-Added by Shruti Srivastva Physics » Electric Charges And Field
Answer:
-Answered by Shruti Srivastva On 28 July 2020:06:12:23 PM
Question 44. Asked on :28 July 2020:06:05:03 PM
-Added by Shruti Srivastva Physics » Electric Charges And Field
Answer:
Fkerosene= Fairk
= F2
-Answered by Shruti Srivastva On 28 July 2020:06:08:02 PM
Question 45. Asked on :28 July 2020:05:57:57 PM
-Added by Shruti Srivastva Physics » Electric Charges And Field
Answer:
As F ∝ 1d2
∴ 3FF
= d2d,2 or
d' = 1√3
-Answered by Shruti Srivastva On 28 July 2020:06:01:20 PM
Question 46. Asked on :28 July 2020:05:53:01 PM
-Added by Shruti Srivastva Physics » Electric Charges And Field
Answer:
The dielectric constant of a medium is the ratio of the force between two charges placed some distance apart in vacuum to the force between the same two charges when they have placed the same distance apart in the given medium.
-Answered by Shruti Srivastva On 28 July 2020:05:55:14 PM
Question 47. Asked on :28 July 2020:05:50:05 PM
-Added by Shruti Srivastva Physics » Electric Charges And Field
Answer:
-Answered by Shruti Srivastva On 28 July 2020:05:52:11 PM
Question 48. Asked on :28 July 2020:05:41:23 PM
Write the dimensional formula for the permittivity constant ∈0 for free space?
-Added by Shruti Srivastva Physics » Electric Charges And Field
Answer:
[∈0]= 14πF .
q1q2r2
= (AT)2[MLT-2 L2]
= [M-1L-3T4A2].
-Answered by Shruti Srivastva On 28 July 2020:05:44:30 PM
Question 49. Asked on :28 July 2020:05:36:13 PM
-Added by Shruti Srivastva Physics » Electric Charges And Field
Answer:
[k] = Fr2q1q2
= MLT-2L2(AT)2
= [ML3T-4 A-2].
-Answered by Shruti Srivastva On 28 July 2020:05:37:56 PM
Question 50. Asked on :28 July 2020:05:32:58 PM
-Added by Shruti Srivastva Physics » Electric Charges And Field
Answer:
∈0 = 8.85 x 10 -12 C2 N-1 m-2 .
-Answered by Shruti Srivastva On 28 July 2020:05:34:03 PM
Question 51. Asked on :28 July 2020:05:29:54 PM
-Added by Shruti Srivastva Physics » Electric Charges And Field
Answer:
-Answered by Shruti Srivastva On 28 July 2020:05:31:05 PM
Question 52. Asked on :28 July 2020:05:26:07 PM
In the relation, F = k q1q2r2 ,what is the value of k in free space?
-Added by Shruti Srivastva Physics » Electric Charges And Field
Answer:
-Answered by Shruti Srivastva On 28 July 2020:05:28:26 PM
Question 53. Asked on :28 July 2020:05:20:39 PM
In coulomb's law, F = k q1q2r2 , What are the on which the proportionality constant k depends?
-Added by Shruti Srivastva Physics » Electric Charges And Field
Answer:
-Answered by Shruti Srivastva On 28 July 2020:05:24:26 PM
Question 54. Asked on :28 July 2020:05:16:32 PM
-Added by Shruti Srivastva Physics » Electric Charges And Field
Answer:
-Answered by Shruti Srivastva On 28 July 2020:05:17:57 PM
Question 55. Asked on :28 July 2020:05:14:01 PM
-Added by Shruti Srivastva Physics » Electric Charges And Field
Answer:
-Answered by Shruti Srivastva On 28 July 2020:05:14:51 PM
Question 56. Asked on :28 July 2020:01:54:15 PM
-Added by Shruti Srivastva Physics » Electric Charges And Field
Answer:
-Answered by Shruti Srivastva On 28 July 2020:01:56:10 PM
Question 57. Asked on :28 July 2020:01:52:45 PM
-Added by Shruti Srivastva Physics » Electric Charges And Field
Answer:
-Answered by Shruti Srivastva On 28 July 2020:01:53:39 PM
Question 58. Asked on :28 July 2020:01:50:06 PM
What do you mean by conservation of electric charges?
-Added by Shruti Srivastva Physics » Electric Charges And Field
Answer:
-Answered by Shruti Srivastva On 28 July 2020:01:51:22 PM
Question 59. Asked on :28 July 2020:01:45:59 PM
-Added by Shruti Srivastva Physics » Electric Charges And Field
Answer:
-Answered by Shruti Srivastva On 28 July 2020:01:47:09 PM
Question 60. Asked on :28 July 2020:01:43:29 PM
-Added by Shruti Srivastva Physics » Electric Charges And Field
Answer:
-Answered by Shruti Srivastva On 28 July 2020:01:44:24 PM
Question 61. Asked on :28 July 2020:01:38:15 PM
What do you understand by quantisation of electric charges?
-Added by Shruti Srivastva Physics » Electric Charges And Field
Answer:
Thus, q = ne, where n = 0, ∓ 1, ∓ 2, ∓ 3 ............
-Answered by Shruti Srivastva On 28 July 2020:01:39:43 PM
Question 62. Asked on :28 July 2020:01:35:49 PM
-Added by Shruti Srivastva Physics » Electric Charges And Field
Answer:
-Answered by Shruti Srivastva On 28 July 2020:01:37:01 PM
Question 63. Asked on :28 July 2020:01:29:53 PM
(i) q1 q2
(ii) q1 q2 < 0 ?
-Added by Shruti Srivastva Physics » Electric Charges And Field
Answer:
(ii) When q1 q2 < 0 the force is attractive.
-Answered by Shruti Srivastva On 28 July 2020:01:33:11 PM
Question 64. Asked on :28 July 2020:01:25:43 PM
-Added by Shruti Srivastva Physics » Electric Charges And Field
Answer:
The polythene piece acquires negative charge due to transfer of material particles like electrons from wool to it, so there is a transfer of mass from wool to polythene.
-Answered by Shruti Srivastva On 28 July 2020:01:27:38 PM
Question 65. Asked on :28 July 2020:01:22:16 PM
A positively charged glass rodis brought near an uncharged pith ball pendulum. What happens to the pith ball?
-Added by Shruti Srivastva Physics » Electric Charges And Field
Answer:
-Answered by Shruti Srivastva On 28 July 2020:01:24:27 PM
Question 66. Asked on :28 July 2020:01:19:04 PM
-Added by Shruti Srivastva Physics » Electric Charges And Field
Answer:
Attractive
-Answered by Shruti Srivastva On 28 July 2020:01:21:31 PM
Question 67. Asked on :28 July 2020:01:16:37 PM
Why does an ebonite rod get negatively charged on rubbing with the wool?
-Added by Shruti Srivastva Physics » Electric Charges And Field
Answer:
-Answered by Shruti Srivastva On 28 July 2020:01:17:50 PM
Question 68. Asked on :28 July 2020:01:13:30 PM
-Added by Shruti Srivastva Physics » Electric Charges And Field
Answer:
The glass rod acquies positive charge and silk acquires an equal neqative charge.
-Answered by Shruti Srivastva On 28 July 2020:01:15:16 PM
Question 69. Asked on :28 July 2020:01:10:09 PM
An ebonite rod is rubbed with wool or fur. What type of charges do they acquire?
-Added by Shruti Srivastva Physics » Electric Charges And Field
Answer:
The ebonite rod acquires a negative charge and fur or wool acqyuires an equal positive charge.
-Answered by Shruti Srivastva On 28 July 2020:01:11:51 PM
Question 70. Asked on :28 July 2020:01:07:11 PM
What is the cause of charging a body?
-Added by Shruti Srivastva Physics » Electric Charges And Field
Answer:
Charging occurs due to o the transfer of electrons from one body to another.
-Answered by Shruti Srivastva On 28 July 2020:01:08:55 PM
Question 71. Asked on :28 July 2020:12:59:14 PM
-Added by Shruti Srivastva Physics » Electric Charges And Field
Answer:
Electrons are loosely bound to atoms and can be readily exchanged during rubbing. Protons are firmly bound inside the nucleus. They cannot be easily detached. Hence the electric charge of any body is just a surplus or deficit of electrons and non-protons.
-Answered by Shruti Srivastva On 28 July 2020:01:03:44 PM
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