In a rocket of mass $1000 k g$ fuel is consumed at a rate of $40 k g / s .$ The velocity of the gases ejected from the rocket is $5000 m / s .$ the thrust on the rocket is

2 \times 10^{4}

No worries! We‘ve got your back. Try BYJU‘S free classes today!

2 \times 10^{6}

Right on! Give the BNAT exam to get a 100% scholarship for BYJUS courses

4 \times 10^{2}

No worries! We‘ve got your back. Try BYJU‘S free classes today!

4 \times 10^{6}

No worries! We‘ve got your back. Try BYJU‘S free classes today!

Open in App

Solution

The correct option is B $2 \times 10^{6}$ N
thrust force $= V_{r e l} \times (d m / d t)$
here $V_{r e l} = 5 \times 10^{4} m / s$
$F_{t} = 5 \times 10 ⁴ \times 40$
$= 2 \times 10^{6} N$
Hence,
option $(B)$ is correct answer.

Suggest Corrections

Similar questions

In a rocket of mass 1000 kg fuel is consumed at a rate of 40 kg/s. The velocity of the gases ejected from the rocket is $5 \times 10^{4}$ m/s. The thrust on the rocket is

Q. In a rocket, fuel burns at the rate of

1 k g / s

. This fuel is ejected from the rocket with a velocity of

60 k m / s

. Force exerted on the rocket in

N

is:

Q. Fuel is consumed at the rate of

100 k g / s

in a rocket. The exhaust gases are ejected at a speed of

4.5 \times 10^{- 4} m / s

. Then the thrust experienced by the rocket is :

A rocket of mass 1000 kg exhausts gases at a rate of 4 kg/sec with a velocity 3000 m/s. The thrust developed on the rocket is

Q. A rocket of mass

1000 k g

is exhaust gases at a rate of

4 k g / s

with a velocity

3000 m / s

. The thrust developed on the rocket is

Join BYJU'S Learning Program

In a rocket of mass 1000kg fuel is consumed at a rate of 40kg/s. The velocity of the gases ejected from the rocket is 5000m/s. the thrust on the rocket is

The correct option is B 2×106 Nthrust force =Vrel×(dm/dt) here Vrel=5×104m/sFt=5×10⁴×40=2×106NHence,option (B) is correct answer.

In a rocket of mass $1000 k g$ fuel is consumed at a rate of $40 k g / s .$ The velocity of the gases ejected from the rocket is $5000 m / s .$ the thrust on the rocket is

The correct option is B $2 \times 10^{6}$ N
thrust force $= V_{r e l} \times (d m / d t)$
here $V_{r e l} = 5 \times 10^{4} m / s$
$F_{t} = 5 \times 10 ⁴ \times 40$
$= 2 \times 10^{6} N$
Hence,
option $(B)$ is correct answer.