Question
Why does a needle float on the surface of water if placed very carefully?
More Physics GS Questions
- Which quantity has the same dimensional formula as impulse?
- A body of mass 3 kg is acted upon by two perpendicular forces 9 N and 12 N. Find the resultant of two forces and the acceleration of the body.
- In which type of motion does the velocity of a body vary with time?
- Which physical quantity is conserved in a collision (in the absence of external forces)?
- An electron and a proton are accelerated by the same potential difference. Which one has a longer de Broglie wavelength?
- What is the momentum of an object of mass 1/2 m, moving with a velocity of 2V?
- What does 'IC' stand for in electronics?
- Which of the following is NOT a conductor of electricity?
- The mass and energy equivalent to 1 a.m.u. respectively are -
- An athlete can jump farther by running before jumping due to which type of inertia?
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