Question
The time period of a simple pendulum depends on
— ÂSolution
It does not depend on the mass of the bob or amplitude (for small angles).  A longer pendulum has a longer time period.  This principle is used in pendulum clocks.
Which of the following is not an insulator?
Which of the following phenomena cannot be explained by the wave theory of light?
What happens to the resistance of a wire if its length is doubled? Â
In a nuclear reaction, the product nucleus has higher binding energy per nucleon than the reactants. Which of the following is correct?
A piece of ice is floating in water kept in a beaker. When all the ice melts the level of water will -
If a body of mass 5 kg is raised to 10 meters height, find its potential energy. (g = 9.8 m/s²) Â
A body explodes into three equal fragments, two of which fly off perpendicular to each other with equal speeds. What is the direction of the third frag...
Which of the following has the highest frequency? Â
In MRI machine, which one of the following is used?
The force that resists the motion of a body sliding over a surface is called:
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