Question # 1

PQ & RS are 2 parallel forces moving in same direction than they are called ............... forces.

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Like parallel

Unlike

Parallel

Nil

A force of 200 N is making an angle of 30°. What is horizontal component?

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173.2 N

100 N

600 N

None of these

After tilting if body come back to its original position then the body is in:

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Stable equilibrium

unstable equilibrium

Neutral equilibrium

Equilibrium

It is easy to turn a steering wheel by applying a:

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Torque

Force

Couple

Momentum

The right angle triangle length of bas is 4 cm and its hypotenuse is 5 cm, then length of perpendicular is:

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1 cm

3 cm

9 cm

20 cm

.............. is example of vector.

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Length

Force

Mass

Time

In a right angle triangle base is 4 cm and perpendicular is 3 cm length of diagonal will be:

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2 cm

5 cm

4 cm

6 cm

Two equal but unlike parallel forces having different lines of action produce:

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a Torque

a couple

Equilibrium

Netural equilibrium

Base / Hypotenuse is called:

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Sin𝜽

Cos 𝜽

Tan 𝜽

Cot 𝜽

ΣF=0 is __________ condition of equilibrium:

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1st

2nd

Unstable

Stable

Forces on doubled arm spanner are called.

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Torque

Couple

Moment of force

Momentum arm

Cos 0^ois

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0

2

1

0.5

The vector which has the same effect as the combined effect of vectors:

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Negative vector

The vector

Resultant vector

Zero vector

The unit of torque is:

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N

Nm

m

m/n

Perpendicular / Hypotenuse is called :

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Cos 𝜽

Sin 𝜽

Tan 𝜽

Tan^-1 𝜽

At what angle sin𝜽 and cos𝜽 has same values:

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30^o

45^o

60^o

90^o

If Fy = 4 N and Fx = 3 N , what is the magnitude of resolution of force.

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5 N

7 N

10 N

15N

If we increase the length of spanner the torque produced will be

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Increased

Decreased

Constant

Zero

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