Login
Remember
Register
Home
All Activity
Q&A
Questions
Hot!
Unanswered
Tags
Categories
Users
Ask a Question
Ask a Question
True or false. Write reasons
0
votes
asked
Mar 20, 2022
in
12th Physics
by
varun
(
6.7k
points)
When comb rod is rubbed with fur
comb gets +ve charged
charge on comb in magnitude is greater than of fur
Mass of comb slightly increases
chapter1
marks3
#tnf
Please
log in
or
register
to answer this question.
0
Answers
Categories
All categories
Maths
(8.6k)
Science
(14)
Physics
(3.4k)
11th Physics
(1.5k)
12th Physics
(1.9k)
Related questions
Read the following two statements below carefully and state, with reasons, if it is true or false. (a) The Young’s modulus of rubber is greater than that of steel; (b) The stretching of a coil is determined by its shear
Read each statement below carefully, and state, with reasons, if it is true or false;(a) During rolling, the force of friction acts in the same direction as the direction of motion of the CM of the body. (b) The instantaneous speed of the point of contact during rolling is zero. (c) The instantaneous acceleration of the point of contact during rolling is zero. (d) For perfect rolling motion, work done against friction is zero. (e) A wheel moving down a perfectly frictionless inclined plane will undergo slipping (not rolling)
In Youngs double slit experiment the fring spacing can be increased by these methods. Write true or false. Correct if any statement is false.a) By decreasing distance.b) By increasing the wavelenghtc) By increasing the refractive index of the medium in which experiment is taking place (e.g. this experiment is originally done in air. This experiment can also be performed in water of higher refractive index)d) By increasing the distance between the two coherent sources.c) This experiment is not valid for other waves like Electromagnetic waves, Sound Waves
What is permittivity of free space, permittivity and relative permittivity.
What is the force between two 1C charges separated by 1m?