Which of the following device is best suited for measuring the temperature inside metallurgical furnaces?
View Answer Report Error Discuss
Which phenomena shows the particle nature of light?
Mohan, having a mass of 40 kg, runs up a staircase of 50 steps in 10 s. If the height of each step is 15 cm, then what is his power?
The unit of measurement of noise is
If a body slides over a surface, the force resisting the motion between them is called ______.
______ is the perpendicular distance between point of application of force and axis of rotation.
Why the Earth is having its own atmosphere ?
The distance-time graph for the motion of an object moving with a constant speed is a __________.