IAS 2004 — Physics

A car is running on a road at a uniform speed of 60 km/h. The net resultant force on the car is:

A weightless rubber balloon is filled with 200 cc of water. Its weight in water is equal to:

Assertion (A): In our houses, the current in AC. electricity line changes direction 60 times per second. Reason (R): The frequency of alternating voltage supplied is 50 Hz. Codes:

A spherical body moves with a uniform angular velocity (() around a circular path of radius r. Which one of the following statements is correct?