MyQuestionIcon

1

You visited us 1 times! Enjoying our articles? Unlock Full Access!

Dimensional Analysis

Write the der...

Question

Write the derived unit of speed.

A

m s^{- 1}

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

B

m s^{- 2}

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

C

k g s^{- 2}

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

D

k g s^{- 1}

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

Open in App

Solution

The correct option is A $m s^{- 1}$
Answer is (A).
speed $= \frac{d i s t a n c e}{t i m e} = \frac{m}{s} = m s^{- 1}$

Suggest Corrections

thumbs-up

1

Similar questions

A block of mass $1 k g$ travelling in a straight line with a velocity of $10 m s^{- 1}$ collides and sticks to a stationary wooden block of mass $5 k g$ . After this, they both move together in the same straight line. Calculate the total momentum just before the impact, just after the impact and the velocity of the combined object.

6 k g

mass moving with a velocity of

20 m s^{- 1}

collides with another

2 k g

mass moving in opposite direction with a velocity of

10 m s^{- 1}

. The momentum of system is.

Q. A spherical shell at rest at the origin explodes into three fragments of masses 1 kg, 2 kg and 'm' kg. The 1 kg and 2 kg pieces fly off with speeds of

12 m s^{- 1}

along the x-axis and 8

m s^{- 1}

along the y-axis respectively. If the 'm' kg piece flies off with a speed of 40

m s^{- 1}

, the total mass of the shell must be

Q. A spherical shell at rest at the origin explodes into three fragments of masses 1 kg, 2 kg and 'm' kg. The 1 kg and 2 kg pieces fly off with speeds of

12 m s^{- 1}

along the x-axis and 8

m s^{- 1}

along the y-axis respectively. If the 'm' kg piece flies off with a speed of 40

m s^{- 1}

, the total mass of the shell must be

Q. A shall at rest at the origin explodes into three fragments of masses 1 kg, 2 kg and m kg. The 1 kg and 2 kg pieces fly off with speeds of

12 m s^{- 1}

along the x-axis and 8

m s^{- 1}

along the y-axis respectively. If the m kg piece flies off with a speed of 40

m s^{- 1}

, the total mass of the shell must be

View More

Join BYJU'S Learning Program

similar_icon

Related Videos

lock

Dimensional Analysis

PHYSICS

Watch in App

explore_more_icon

Explore more

Dimensional Analysis

Standard XII Physics

Join BYJU'S Learning Program

CrossIcon