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Question (1)

QN003361

Motion in a plane means motion taking place in

(A) one dimension
(B) two dimensions
(C) three dimensions
(D) circular path only

Correct Answer: B

Explanation:

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Question (2)

QN003362

Displacement in plane motion is represented by

(A) scalar quantity
(B) vector quantity
(C) constant value
(D) time interval

Correct Answer: B

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Question (3)

QN003363

A body moving simultaneously along x-axis and y-axis shows

(A) rectilinear motion
(B) planar motion
(C) oscillatory motion
(D) periodic motion

Correct Answer: B

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Question (4)

QN003364

The resultant displacement of motion in a plane is obtained using

(A) subtraction rule
(B) algebraic addition only
(C) vector addition
(D) multiplication rule

Correct Answer: C

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Question (5)

QN003365

A person walks 3 m east and 4 m north. Resultant displacement equals

(A) 7 m
(B) 5 m
(C) 1 m
(D) 12 m

Correct Answer: B

Explanation:

√(3² + 4²) = 5 m

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Question (6)

QN003366

If two perpendicular displacements are 6 m and 8 m, resultant displacement equals

(A) 10 m
(B) 12 m
(C) 14 m
(D) 48 m

Correct Answer: A

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Question (7)

QN003367

The direction of resultant displacement is obtained using

(A) ratio rule
(B) Pythagoras theorem
(C) trigonometry
(D) averaging

Correct Answer: C

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Question (8)

QN003368

A boat crosses a river flowing east while moving north. Its motion is an example of

(A) straight-line motion
(B) motion in a plane
(C) rotational motion
(D) periodic motion

Correct Answer: B

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Question (9)

QN003369

If displacement components are 5 m along x and 12 m along y, magnitude equals

(A) 13 m
(B) 17 m
(C) 60 m
(D) 7 m

Correct Answer: A

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Question (10)

QN003370

The angle of resultant displacement θ satisfies

(A) tanθ = x/y
(B) tanθ = y/x
(C) sinθ = x+y
(D) cosθ = x−y

Correct Answer: B

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Question (1)

Motion in a plane means motion taking place in

Explanation:

Link:

Question (2)

Displacement in plane motion is represented by

Explanation:

Link:

Question (3)

A body moving simultaneously along x-axis and y-axis shows

Explanation:

Link:

Question (4)

The resultant displacement of motion in a plane is obtained using

Explanation:

Link:

Question (5)

A person walks 3 m east and 4 m north. Resultant displacement equals

Explanation:

Link:

Question (6)

If two perpendicular displacements are 6 m and 8 m, resultant displacement equals

Explanation:

Link:

Question (7)

The direction of resultant displacement is obtained using

Explanation:

Link:

Question (8)

A boat crosses a river flowing east while moving north. Its motion is an example of

Explanation:

Link:

Question (9)

If displacement components are 5 m along x and 12 m along y, magnitude equals

Explanation:

Link:

Question (10)

The angle of resultant displacement θ satisfies

Explanation:

Link:

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