Physics
Two stones of unequal masses are thrown vertically up with the same velocity. Which of the following will happen?

Both will reach the same height
The heavier mass will reach greater height
The lighter mass will reach greater height
Any of them may reach greater height

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Physics
Isotopes of an element contain

the same number of neutrons but different number of protons
the same number of protons but different number of neutrons
equal number of protons and electrons
equal number of nucleons

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Physics
The Hooke's law is valid for

Only proportional region of the stress strain curve
Entire stress strain curve
Elastic as well as plastic region of the stress strain curve
Entire elastic region of the stress strain curve

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