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The correct answer is A
The rate of change of which of the following determines angular velocity?
The direction of magnetic field inside a magnet is
The SI unit of surface tension is:
Two billiard balls each of mass 0.02 kg moving in opposite directions with speed 5 m s−1 collide and rebound with the same speed. What is t...
Lines joining places of equal temperature are called
A wire carrying a current of 4.0 A is shaped into a circular arc of radius 8.0 cm. If the arc subtends an angle of 90° at the center, what is the magn...
Which among the following are present in higher amount in hard water?
Flight Recorder is technically called :
In circular motion the direction of velocity changes at _______ points.
Which of the following statements about the centre of mass (COM) of a system is always true?