Vectors Test

Result

Vectors Test - 24

Score
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Rank
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TIME Taken - -

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Weekly Quiz Competition

Question 1
4 / -1

There are two force vectors, one of 5 N and other of 12N. At what angle the two vectors be added to get resultant vector of 17 N, 7 N and 13 N respectively.

A
0°, 180° and 90°

B
0°, 90° and 180°

C
0°, 90° and 90°

D
180°, 0° and 90°
Question 2
4 / -1

If the sum of two unit vectors is a unit vector, then magnitude of difference is

A

B

C

D

Solution
Question 3
4 / -1

Three forces acting on a body are shown in the figure. To have the resultant force only along the y–direction, the magnitude of the minimum additional force needed is

A

B

C
0.5 N

D
1.5 N

Solution
Question 4
4 / -1

Two forces, each of magnitude F have a resultant of the same magnitude F. The angle between the two forces is

A
45°

B
120°

C
150°

D
60°

Solution
Question 5
4 / -1

Two force of 12N and 8N act upon a body. The resultant force on the body has maximum value of

A
4 N

B
0 N

C
20 N

D
8 N

Solution
Question 6
4 / -1

A
Can be zero

B
Cannot be zero

C

D

Solution
Question 7
4 / -1

Two equal forces are acting at a point with an angle of 60° between them. If the resultant force is equal to 40√3 N, the magnitude of each force is

A
40 N

B
20 N

C
80 N

D
30 N

Solution
Question 8
4 / -1

Forces F₁ and F₂ act on a point mass in two mutually perpendicular directions. The resultant force on thepoint mass will be

A

B

C

D

Solution
Question 9
4 / -1

A
60°

B
0°

C
120°

D
90°
Question 10
4 / -1

A

B

C

D