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Nuclear force is one of the fundamental forces of earth.

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Important Questions on Force and Laws of Motion

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Science>Physics>Force and Laws of Motion>Types of Force

Force of friction and tension in a string are ___________ in origin

MEDIUM

Science>Physics>Force and Laws of Motion>Types of Force

A force

\vec{F_{1}}

of magnitude

4 N

acts on an object of mass

1 kg

at origin in a direction

30 °

above the positive

x

- axis. A second force

\vec{F_{2}}

of magnitude

4 N

acts on the same object in the direction of the positive

y

- axis. The magnitude of the acceleration of the object is nearly

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Science>Physics>Force and Laws of Motion>Types of Force

Electric as well as gravitational affects can be thought to be caused by fields. Which of the following is true for an electrical or gravitational field?

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Science>Physics>Force and Laws of Motion>Types of Force

When the intermolecular distance decreases due to compressive force, there is

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Science>Physics>Force and Laws of Motion>Types of Force

Two equal forces are acting at a point, making an angle of $60 °$ with each other. If their resultant force is equal to $40 \sqrt{3} N,$ the magnitude of each force is

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Science>Physics>Force and Laws of Motion>Types of Force

Which of the following statement is correct?

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Science>Physics>Force and Laws of Motion>Types of Force

Which one of the following is not a contact force?

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Science>Physics>Force and Laws of Motion>Types of Force

Three forces of magnitude $6 N, 6 N$ and $\sqrt{72} N$ act at a cormer of a cube along three edges of a cube, as shown in the figure. The resultant of the three forces is

Question Image

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Science>Physics>Force and Laws of Motion>Types of Force

Consider the following statements about the four fundamental forces in nature.
(i) The strong nuclear force binds protons and neutrons in a nucleus.
(ii) The strong nuclear force is about

10^{3}

times the electromagnetic force in strength.
(iii) The weak nuclear force is the weakest of all the four fundamental forces.
(iv) The range of the weak nuclear is about