You wanted to make a 5uF capacitor. For this purpose, you used a waxed paper of thickness 0.4mm with dielectric constant of
€ = 7.1 x 10-2F/m. What areas of plates is needed?
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Awave is produced in a rope. the wave has a speed of 33 m/s and a frequency of 22 hz.

The radius of a sphere is increasing at a rate of 9 cm/ sec. find the radius of the sphere when the volume and the radius of the sphere are increasing at the same numerical rate.

The strong nuclear force acts over a small distance than the electrostatic force. true or false