Question 1

In uniform circular motion, what remains constant throughout the motion?

Accepted Answer

The speed of the object

Answer

The velocity of the object

Answer

The acceleration of the object

Answer

The distance traveled by the object

Question 2

In projectile motion, which of the following statements is true about the horizontal motion?

Accepted Answer

It remains constant if air resistance is negligible

Answer

It is affected by air resistance

Answer

It varies according to the angle of launch

Answer

It accelerates due to gravity

Question 3

What is the acceleration experienced by an object moving in a circular path at a constant speed called?

Accepted Answer

Centripetal acceleration

Answer

Linear acceleration

Answer

Angular acceleration

Answer

Tangential acceleration

Question 4

When analyzing the motion of two objects colliding in two dimensions, what is the principle that states momentum is conserved?

Accepted Answer

Conservation of momentum

Answer

Energy conservation

Answer

Law of inertia

Answer

Newton's second law

Question 5

Which of the following components must be resolved when analyzing the motion of an object on an inclined plane?

Accepted Answer

Both parallel and perpendicular components

Answer

Only the parallel component

Answer

Neither component

Answer

Only the perpendicular component

Question 6

What type of motion does an object experience when it moves in a circular path at a constant speed?

Accepted Answer

Uniform Circular Motion

Answer

Translational Motion

Answer

Linear Motion

Answer

Rotational Motion

Question 7

In two-dimensional motion, which of the following quantities is a vector?

Accepted Answer

Displacement

Answer

Speed

Answer

Time

Answer

Distance

Question 8

What is the shape of the trajectory of a projectile under the influence of gravity, assuming no air resistance?

Accepted Answer

Parabolic

Answer

Elliptical

Answer

Circular

Answer

Linear

Question 9

What is the resultant velocity of an object moving 3 m/s east and 4 m/s north?

Accepted Answer

5 m/s at 53.1° to the east of north

Answer

7 m/s at 45° to the east

Answer

3.6 m/s at 60° to the east

Answer

4 m/s at 90° to the north

Question 10

An object is moving in a circular path with a radius of 2 meters and completes one full revolution in 4 seconds. What is the object's average speed?

Accepted Answer

1.57 m/s

Answer

3.14 m/s

Answer

2 m/s

Answer

0.5 m/s

Question 11

What is the result of the cross product between two parallel vectors

\vec{A}

and

\vec{B}

?

Accepted Answer

The zero vector

Answer

A vector perpendicular to both

\vec{A}

and

\vec{B}

Answer

A scalar value

Answer

A vector with the magnitude

\vec{A}

Question 12

Which of the following statements is true about the dot product between two vectors

\vec{A}

and

\vec{B}

?

Accepted Answer

The dot product is a scalar quantity.

Answer

The dot product is always a positive value.

Answer

The dot product is always zero.

Answer

The dot product is a vector quantity.

Question 13

Which of the following correctly represents the magnitude of the cross product of two vectors

\vec{A}

and

\vec{B}

?

Accepted Answer

|\vec{A} 	imes \vec{B}| = |\vec{A}| |\vec{B}| \sin{	heta}

Answer

|\vec{A} 	imes \vec{B}| = |\vec{A}| |\vec{B}| \sin{	heta}

Answer

|\vec{A} 	imes \vec{B}| = |\vec{A}| |\vec{B}| \sin{	heta}

Answer

|\vec{A} 	imes \vec{B}| = |\vec{A}| |\vec{B}| \sin{	heta}

Question 14

What is the geometric interpretation of the magnitude of the cross product of two vectors

\vec{A}

and

\vec{B}

?

Accepted Answer

The area of the parallelogram formed by

\vec{A}

and

\vec{B}

Answer

The projection of

\vec{A}

onto

\vec{B}

Answer

The length of the vector

\vec{A}

Answer

The volume of the parallelepiped formed by

\vec{A}

,

\vec{B}

, and

\vec{C}

Question 15

What does the dot product of two orthogonal (perpendicular) vectors equal to?

Accepted Answer

Zero

Answer

The sine of the angle between them

Answer

One

Answer

The product of their magnitudes

Question 16

Which of the following expressions represents the dot product of two vectors

\vec{A}

and

\vec{B}

in component form?

Accepted Answer

|\vec{A} 	imes \vec{B}| = |\vec{A}| |\vec{B}| \sin{	heta}

Answer

|\vec{A} 	imes \vec{B}| = |\vec{A}| |\vec{B}| \sin{	heta}

Answer

|\vec{A} 	imes \vec{B}| = |\vec{A}| |\vec{B}| \sin{	heta}

Answer

|\vec{A} 	imes \vec{B}| = |\vec{A}| |\vec{B}| \sin{	heta}

Question 17

Which of the following statements is true regarding the cross product of two vectors

\vec{A}

and

\vec{B}

?

Accepted Answer

The result is a vector that is perpendicular to both

\vec{A}

and

\vec{B}

Answer

The result is a scalar that represents the area of the parallelogram formed by

\vec{A}

and

\vec{B}

Answer

The result is another vector that lies in the same plane as

\vec{A}

and

\vec{B}

Answer

The result is the sum of the magnitudes of

\vec{A}

and

\vec{B}

Question 18

What is the result of the dot product of two unit vectors

\vec{A}

and

\vec{B}

that are not perpendicular?

Accepted Answer

|\vec{A} 	imes \vec{B}| = |\vec{A}| |\vec{B}| \sin{	heta}

Answer

It is always zero

Answer

|\vec{A} 	imes \vec{B}| = |\vec{A}| |\vec{B}| \sin{	heta}

Answer

|\vec{A} 	imes \vec{B}| = |\vec{A}| |\vec{B}| \sin{	heta}

Question 19

If two vectors

\vec{A}

and

\vec{B}

are perpendicular, what is the magnitude of their cross product?

Accepted Answer

|\vec{A} 	imes \vec{B}| = |\vec{A}| |\vec{B}| \sin{	heta}

Answer

Zero

Answer

|\vec{A} 	imes \vec{B}| = |\vec{A}| |\vec{B}| \sin{	heta}

Answer

|\vec{A} 	imes \vec{B}| = |\vec{A}| |\vec{B}| \sin{	heta}

Question 20

Which of the following represents a correct property of the cross product of two vectors

\vec{A}

and

\vec{B}

?

Accepted Answer

|\vec{A} 	imes \vec{B}| = |\vec{A}| |\vec{B}| \sin{	heta}

Answer

|\vec{A} 	imes \vec{B}| = |\vec{A}| |\vec{B}| \sin{	heta}

Answer

|\vec{A} 	imes \vec{B}| = |\vec{A}| |\vec{B}| \sin{	heta}

Answer

The cross product is commutative

Question 21

A projectile is launched from the ground at an angle of 45 degrees to the horizontal. If air resistance is negligible, what will be the shape of the projectile's trajectory?

Accepted Answer

Parabolic

Answer

Circular

Answer

Elliptical

Answer

Hyperbolic

Question 22

A ball is thrown with an initial velocity of

\vec{A}

at an angle of 30 degrees above the horizontal. Which of the following is true about the ball's velocity at its highest point?

Accepted Answer

The vertical component of the velocity is zero.

Answer

The velocity is zero.

Answer

The vertical and horizontal components of the velocity are equal.

Answer

The horizontal component of the velocity is zero.

Question 23

A rock is thrown vertically upwards with an initial velocity of

\vec{A}

. Ignoring air resistance, what is the rock's velocity when it returns to the same height from which it was thrown?

Accepted Answer

|\vec{A} 	imes \vec{B}| = |\vec{A}| |\vec{B}| \sin{	heta}

Answer

|\vec{A} 	imes \vec{B}| = |\vec{A}| |\vec{B}| \sin{	heta}

Answer

|\vec{A} 	imes \vec{B}| = |\vec{A}| |\vec{B}| \sin{	heta}

Answer

|\vec{A} 	imes \vec{B}| = |\vec{A}| |\vec{B}| \sin{	heta}

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