Question
Megha started walking from point A and walk 15 km
towards east and stops at point B. Now, she turns 90°  to her left and walks 12 km to reach a point C. In which direction is point C with respect to point A?Solution
A fish inside water (μ = 4/3) sees the world above through a circular “window” due to total internal reflection. The angular diameter of this windo...
Global warming is expected to result in
An electric heater draws a current of 6 A from a 220 V supply. What is the power consumed?
What is the main principle behind the working of an electric motor? Â
Which of the following correctly describes the nature of electric field lines?Â
In Young’s double-slit experiment, if the distance between slits is increased, fringe width:
What is the momentum of an object of mass 1/2 m, moving with a velocity of 2V?
A particle is moving along a circular path of radius r with constant speed. The acceleration of the particle is:
What is the wavelength of visible spectrum?
Which law explains why it is difficult to hammer a nail into a freely suspended wooden frame?
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