Which of the following instruments gives a pure note when sounded?

Similar Questions

A body weighing 14N in air is partially immersed in water. If the mass of water displaced in the pro...

A length of wire has a frequency of 225Hz when stretched by a force of 225N. If the force increased ...

Which of the following is not a product of nuclear fusion? ...

A jet engine develops a thrust of 270Ns when the velocity of the exhaust gases relative to the engin...

When a box of mass 45kg, is given an initial speed of 5ms-1 it slides along a horizontal floor a dis...

A 50W electric heater is used to heat a metal block of mass 5kg. If in 10 minutes a temperature rise...

An object is situated within the Earth's gravitational field. Which of the following factor does...

If an object is placed in front of two mirrors inclined at 90o, how many images will be formed?...

A simple pendulum, 0.6m long, has a period of 1.5s. What is the period of a similar pendulum of 0.4m...

When a lever is in equilibrium, under the action of two or more forces, the algebraic sum of the mom...