Two uncharged objects a and b are rubbed against each other.
When object b is placed near a negatively charged object c, the two objects
repel each other. Which of these statements is true about object a:
Capacitors that are used in resonant circuits that tune
radios to particular frequencies, such circuits are called:
Which of the following is an example of simple harmonic
motion:
Which type of image is formed by a convex lens on a screen:
If the displacement in spring is ‘x’ of mass “m” attached
with a spring then restoring force is:
