Question # 1

If an object is moving with constant speed then its distance time graph will be a straight line.

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Along time -axis

Along distance -axis

Inclined to time - axis

Parallel to time-axis

Graph is plotted between ........ variable.

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1

2

3

4

In graph referenc epoint is taken as.

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Origin

x-axis

variable

coordinates

Displacement is a quantity.

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Scalar

Vector

Both a and b

None of these

Paratrooper while coming down attains a velocity called.

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Variable velocity

Uniform velocity

Average velocity

Terminal velocity

The motion of the rider in Ferris wheel is.

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Vibratory

Translatory

Rotatory

Linear

The acceleration of a body moving the uniform velocity is.

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Uniform

Zero

Negative

Variable

Which of the following is a vector quantity?

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Distance

Power

Speed

Displacement

The unit of velocity and speed is.

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ms

ms^-2

ms^-1

ms-3

The average speed of cheetah is.

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60 kmh^-1

70 kmh^-1

75 kmh^-1

80 kmh^-1

The quantities that describe completely by magnitude and direction are.

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Scalar

Vector

Base

Derived

Dependent quantities are taken on

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x - axis

-ve x -axis

y-axis

- y-axis

The fastest bird falcon has speed.

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100 kmh^-1

200 kmh^-1

300 kmh^-1

400 kmh^-1

If an object is moving with a uniform changing speed then speed time graph .

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Variable

Parallel to time axis

Straight line

If the velocity of body decreases with time then acceleration will be.

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Positive

Negative

Variable

Uniform

When two bodies are in motion then the velocity of one body relative to the other is called.

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Relative velocity

Uniform velocity

Variable velocity

Average velocity

The slope of speed time graph is called.

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Distance

Displacement

Acceleration

Velocity

The quantities that are completely decribed by only magnitude are.

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vector

Scalar

Base

Derived

The value of gravitational acceleration when a body is moving in downward direction is.

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10 ms^-1

10 ms^-2

10 m

-10 ms

a ball is thrown vertically upward. Its velocity at the highest point is.

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10 ms^-2

-10 ms^-1

Zero

none of them

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