Miscellaneous Test

Result

Miscellaneous Test - 70

Score
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Rank
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TIME Taken - -

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Weekly Quiz Competition

Question 1
4 / -1

The path of projectile in vacuum is a

A
Straight line

B
Circle

C
Ellipse

D
Parabola
Question 2
4 / -1

A particle is projected under gravity (g = 9.81 m/sec²) with a velocity of 29.43 m/sec at an elevation of 30°. The time of flight in seconds to a height of 9.81 m are

A
5, 1, 5

B
1, 2

C
1, 5, 2

D
2, 3

Solution
Question 3
4 / -1

From the top of a tower of height 100 m, a ball is projected with a veLocity of 10 m/sec. It takes 5 seconds to reach the ground. If g = 10 m/sec². then the angle of projection is

A
30^o

B
45^o

C
60^o

D
90^o

Solution
Question 4
4 / -1

A particle is projected with initial velocity u making an angle a with the horizontal, its time of flight will be given by

A

B

C

D
Question 5
4 / -1

The escape velocity for a body projected vertically upwards is 11.2 km/sec. If the body is projected in a direction making an angle of 60° with the vertical, then the escape velocity will be

A
11.2 km/sec

B
5.6√3 km/sec

C
5.6 km/sec

D
None of these

Solution
Question 6
4 / -1

A particle is projected with the speed of I rn/sec at an angle of 600 from the horizontal. The velocity of the projectile when it reaches the height of 10 m is

A

B

C

D

Solution
Question 7
4 / -1

From the top of a hill of height 150 m, a ball is projected with a velocity of 10 m/sec. It takes 6 seconds to reach the ground. The angle of projection of the ball is

A
15°

B
30^o

C
45^o

D
60°

Solution
Question 8
4 / -1

A particle is projected with a velocity of 39.2 rn/sec at an angle of 30° to the horizontal. It will move at right angle to the direction of projection after the time

A
8 sec

B
5 sec

C
6 sec

D
10 sec

Solution
Question 9
4 / -1

Let R₁ and R₂ respectively be the maximum ranges up and down an inclined plane and R be the maximum range on the horizontal plane. Then R₁, R, R₂ are in

A
Arithmetic-Geometric progression (A .G .P.)

B
A.P

C
G.P

D
H.P.

Solution
Question 10
4 / -1

A
1

B

C

D

Solution