Chapter Test: Newton's Laws of Motion - 2

Question 1

The range of a projectile which is launched at an angle of 15° with the horizontal is 1.5 km. What is the range of the projectile if it is projected at an angle 45° to the horizontal ?

Accepted Answer

3 km

Answer

1.5 km

Answer

0.75 km

Answer

6 km

Question 2

Accepted Answer

Answer

Answer

Answer

Question 3

Accepted Answer

b = 2a

Answer

b =a/2

Answer

b = a

Answer

b = 4a

Question 4

Accepted Answer

24 m

Answer

12 m

Answer

18 m

Answer

6 m

Question 5

Two bullets are thrown simultaneously in the same vertical plane from same point with different speeds u₁ and u₂ at angles of projection θ₁ and θ₂ with horizontal such that u₁cosθ₁ = u₂cosθ₂ then the path followed by one as seen from other is a -

Accepted Answer

vertical straight line

Answer

horizontal straight line

Answer

parabola

Answer

any straight line

Question 6

Accepted Answer

R1/R2

Answer

1

Answer

R2/R1

Answer

(R₁/R₂)²

Question 7

Accepted Answer

450

Answer

00

Answer

300

Answer

600

Question 8

Accepted Answer

30

Answer

60

Answer

15

Answer

25

Question 9

Accepted Answer

30 N

Answer

300 N

Answer

150 N

Answer

3 N

Question 10

Accepted Answer

Answer

Answer

Answer

Question 11

Accepted Answer

9.8

Answer

0.7 × 9.8 × √3N

Answer

9.8 × √3N

Answer

0.7 × 9.8 N

Question 12

Accepted Answer

0.2 m/s2

Answer

9.8 m/s2

Answer

5 m/s2

Answer

4.8 m/s2

Question 13

Accepted Answer

cot α = 3

Answer

tan α = 3

Answer

sec α = 3

Answer

cosec α = 3

Question 14

Accepted Answer

6

Answer

16

Answer

4

Answer

8

Question 15

Accepted Answer

ERROR

Answer

5

Question 16

Accepted Answer

2tanϕ

Answer

tanϕ

Answer

2sinϕ

Answer

2cosϕ

Question 17

Accepted Answer

36

Answer

9

Answer

18

Answer

27

Question 18

Accepted Answer

kA/2

Answer

kA

Answer

μsmg

Answer

zero

Question 19

Accepted Answer

Answer

Answer

Answer

Question 20

Accepted Answer

Answer

Answer

Answer

Question 21

Two blocks m₁ and m₂ are connected with a compressed spring and placed on a smooth horizontal surface as shown in figure. Force constant of spring is k. Under the influence of forces F₁ and F₂, at an instant blocks move with common acceleration a₀. At that instant force F₂ is suddenly withdrawn. Mark correct option.

Accepted Answer

Answer

Answer

Answer

Question 22

Accepted Answer

Answer

Answer

Answer

Question 23

Accepted Answer

20 N

Answer

22 N

Answer

4 N

Answer

16 N

Question 24

Accepted Answer

Answer

Answer

Answer

Question 25

Accepted Answer

Answer

Answer

Answer

Question 26

Accepted Answer

0.8 N s

Answer

0.2 N s

Answer

0.4 N s

Answer

1.6 N s

Question 27

Accepted Answer

1.0 m

Answer

1.5 m

Answer

3.0 m

Answer

2.0 m

Question 28

Accepted Answer

r₁ : r₂

Answer

m₁ : m₂

Answer

1 : 1

Answer

m₁r₁ : m₂r₂

Question 29

Accepted Answer

20N

Answer

10N

Answer

12N

Answer

15N

Question 30

Accepted Answer

2.0

Answer

4.0

Answer

1.6

Answer

2.5

Chapter Test: Newton's Laws of Motion - 2 JEE Physics Free MCQs

MCQ Practice Test & Solutions: Chapter Test: Newton's Laws of Motion - 2 (30 Questions)

The range of a projectile which is launched at an angle of 15° with the horizontal is 1.5 km. What is the range of the projectile if it is projected at an angle 45° to the horizontal ?

Two bullets are thrown simultaneously in the same vertical plane from same point with different speeds u₁ and u₂ at angles of projection θ₁ and θ₂ with horizontal such that u₁cosθ₁ = u₂cosθ₂ then the path followed by one as seen from other is a -

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Chapter Test: Newton's Laws of Motion - 2 JEE Physics Free MCQs

MCQ Practice Test & Solutions: Chapter Test: Newton's Laws of Motion - 2 (30 Questions)

The range of a projectile which is launched at an angle of 15° with the horizontal is 1.5 km. What is the range of the projectile if it is projected at an angle 45° to the horizontal ?

Two bullets are thrown simultaneously in the same vertical plane from same point with different speeds u1 and u2 at angles of projection θ1 and θ2 with horizontal such that u1cosθ1 = u2 cosθ2 then the path followed by one as seen from other is a -

Physics for JEE Main & Advanced

Physics for JEE Main & Advanced

Top Courses for JEE

About this JEE Practice Test

Explore more JEE Study Resources

Two bullets are thrown simultaneously in the same vertical plane from same point with different speeds u₁ and u₂ at angles of projection θ₁ and θ₂ with horizontal such that u₁cosθ₁ = u₂cosθ₂ then the path followed by one as seen from other is a -