A body constrained to move in the y - direction is subjected to a force given by F -2 -15 -6 k- N- What is the work done by this force in moving the body a distance of 10 m of along the y - axis- A- 20 JB- 150 JC- 190 JD- 160 J

The correct option is B 150 JF = ( 2î + 15ĵ + 6k̂) N d = 10ĵ m W = F . d = 0 + 150 + 0 = 150 J ...

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

Byju's Answer

Standard XII

Physics

Multiplication with Vectors

A body constr...

Question

A body constrained to move in the y - direction is subjected to a force given by $\to F = (- 2^i + 15^j + 6^k) N .$ What is the work done by this force in moving the body a distance of $10 m$ along the y - axis?

20 J

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

150 J

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

160 J

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

190 J

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

Open in App

Solution

The correct option is B $150 J$ .
Given,
Force, $\to F = (- 2^i + 15^j + 6^k) N$
Displacement, $\to s = 10^j m$
We know that,
$W = \to F . \to d$
$W = (- 2^i + 15^j + 6^k) . (10^j) = 0 + 150 + 0$
$W = 150 J$

Suggest Corrections

161

Similar questions

Q. A body constrained to move in the y - direction is subjected to a force given by

\to F = (- 2^i + 15^j + 6^k) N .

What is the work done by this force in moving the body a distance of

10 m

of along the y - axis?

Q. A body, constrained to move in y-direction, is subjected to a force given by

\to F = (- 2^i + 15^j + 6^k) N

. The work done by the force in moving the body through a distance of

10 \to j

m along y-axis is

A body, constrained to move in Y-direction is subjected to a force F = (– 2i + 15j + 6k)N. What is the work done by this force in moving the body through a distance of 10 m along the Y-axis?

Q. A body, constrained to move in the y-direction is subjected to a force given by

\to F = (- 2^i + 15^j + 6^k)

N

. What is the work done by this force in moving the body a distance of

10 m

along the y-axis?

Q. A body which is constrained to move along Y-direction is acted upon by a force

\to F = (- 2^i + 15^j + 6^k) N

. The work done by this force in displacing the body by

10

m along Y-axis is-

Join BYJU'S Learning Program

A body constrained to move in the y - direction is subjected to a force given by →F=(−2^i+15^j+6^k)N. What is the work done by this force in moving the body a distance of 10 m along the y - axis?

The correct option is B 150 J.Given,Force, →F=(−2^i+15^j+6^k)NDisplacement, →s=10^j mWe know that, W=→F.→d W=(−2^i+15^j+6^k).(10^j)=0+150+0 W=150 J

A body constrained to move in the y - direction is subjected to a force given by $\to F = (- 2^i + 15^j + 6^k) N .$ What is the work done by this force in moving the body a distance of $10 m$ along the y - axis?

The correct option is B $150 J$ .
Given,
Force, $\to F = (- 2^i + 15^j + 6^k) N$
Displacement, $\to s = 10^j m$
We know that,
$W = \to F . \to d$
$W = (- 2^i + 15^j + 6^k) . (10^j) = 0 + 150 + 0$
$W = 150 J$