Physics Questions

Which of the following device is best suited for measuring the temperature inside metallurgical furnaces?

 During the night, the direction of the wind would be from the __________________.

During which of the following operating conditions of an automobile, carbon monoxide content in exhaust gas is maximum?

For which one of the following, 'Diodes' are generally used for?

Electrons move around the nucleus in _______ motion.

Find the power of a convex lens if the image formed is at a distance of 20 cm from the lens when the object is placed on the other side of the lens at 25 cm from the optical centre?

A Sonar of a ship sends sounds waves of speed 1000 m/s. These waves are reflected back by the ocean floor in 2 seconds. Find the depth (in m) of theocean floor. 

The motion of a freely falling body is an example of ______________ accelerated motion.