Kinematics [NEET (2024 Updated)-National Eligibility cum Entrance Test (Medical) Physics]: Questions 202 - 205 of 475

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Question 202

Question MCQ▾

A rifle man, who together with his rifle has a mass of 100 kg, stands on a smooth surface fires 10 shots horizontally. Each bullet has a mass 10 gm and a muzzle velocity of 800 m/s. What velocity does rifle man acquire at the end of 10 shots?

Choices

Choice (4)Response

a.

0.3 m/s

b.

0.5 m/s

c.

1.2 m/s

d.

0.8 m/s

Edit

Question 203

Question MCQ▾

In the figure shown, the velocity of each particle at the end of 4 sec will be -

Finding the Velocity of the Particle at the End of String

Choices

Choice (4)Response

a.

0.872 m/s

b.

2.18 m/s

c.

8.72 m/s

d.

0.218 m/s

Edit

Question 204

Question MCQ▾

The mass of a rocket is 500 kg and the relative velocity of the gases ejecting from it is 250 m/s with respect to the rocket. The rate of burning of the fuel in order to give the rocket an initial acceleration 20 m/s2 in the vertically upward direction (g = 10 m/s2) , will be –

Choices

Choice (4)Response

a.

10 kg/s

b.

30 kg/s

c.

60 kg/s

d.

45 kg/s

Edit

Question 205

Question MCQ▾

rifle man, who together with his rifle has a mass of 100 kg, stands on a smooth surface fires 10 shots horizontally. Each bullet has a mass 10 gm and a muzzle velocity of 900 m/s. What velocity does rifle man acquire at the end of 10 shots.

Choices

Choice (4)Response

a.

0.5 m/s

b.

0.9 m/s

c.

0.3 m/s

d.

0.6 m/s

Edit