Two constant forces F(1)=2hati-3hatj+3ha...

Two constant forces `F_(1)=2hati-3hatj+3hatk(N)` and `F_(2)=hati+hatj-2hatk(N)` act on a body and displace it from the position `r_(1)=hati+2hatj-2hatk(m)` to the position `r_(2)=7hati+10hatj+5hatk(m)`. What is the work done

`9J`

`41J`

`-3J`

None of these

Text Solution

Verified by Experts

The correct Answer is:

Topper's Solved these Questions

UNITS, DIMENSION & MEASUREMENTS
ERRORLESS |Exercise All Questions|333 Videos
WAVES AND SOUND
ERRORLESS |Exercise SET|25 Videos

Similar Questions

Explore conceptually related problems

Work done by a force F=(hati+2hatj+3hatk) acting on a particle in displacing it from the point r_(1)=hati+hatj+hatk to the point r_(2)=hati-hatj+hat2k is

A constant force vecF=(3hati+2hatj+2hatk) N acts on a particle displacing it from a position vec(r_1)=(-hati+hatj-2hatk)m to a new position vecr_2=(hati-hatj+3hatk)m . Find the work done by the force.

A force vecF=(2hati+3hatj+4hatk)N displaces a body from position vector vec(r_(1))=(2hati+3hatj+hatk)m to the positive vector vec(r_(2))=(hati+hatj+hatk)m . Find the work done by this force.

Work done when a force F=(hati + 2hat(j) + 3hatk) N acting on a particle takes it from the point r_(1) =(hati + hatk) the point r_(2) =(hati -hatj + 2hatk) is .

Under a force of 10 hati - 3 hatj +6 hatk newton, a body of mass 5 kg is displaced from the position 6 hati + 5 hatj - 3 hatk to the position 10 hati - 2hatj + 7 hatk . Calculate the work done.

A constant force vecF=2hati-hatj-hatk moves a particle from position vector vecr_(1)=-5hati-4hatj+hatk to position vector vec r_(2)=-7hati-2hatj+2hatk . What will be the work done by this force ?

A particle is acted upon by constant forces 4hati +hatj - 3hatk and 3hati + hatj -hatk which displace it from a point hati + 2hatj + 3hatk to the point 5hati + 4hatj + hatk . The work done in standard units by the forces is given by:

Two constat forece vecF_(1) = (2hati + 3hatj + 3hatk) newton and vecF_(2) = (5hati - 6hatj - 2hatk) newton act toghter on a particle during its displacement from the position (20hati + 15hatj) m to 8vecKm . Calculate the work done.

A force acting on a body displaces it from position vector vec(r_(1))=(2hati-hatj+3hatk)m" to "vec(r_(2))=(5hati-2hatj+4hatk)m . Then find the displacement vector.

ERRORLESS -VECTORS-Exercise

Given that vecA+vecB+vecC=0, out of three vectors two are equal in mag...
Text Solution
|
Two forces F(1)=1N and F(2)=2N act along the lines x=0 and y=0, respec...
Text Solution
|
At what angle must the two forces (x+y) and (x-y) act so that the resu...
Text Solution
|
Following forces start acting on a particle at rest at the origin of t...
Text Solution
|
The resultant of vec(A)+vec(B) is vec(R )(1). On reversing the vector ...
Text Solution
|
Figure below shows a body of mass M moving with the uniform speed on a...
Text Solution
|
A particle is moving on a circular path of radius r with uniform veloc...
Text Solution
|
vecA=2hati+4hatj+4hatk and vecB=4hati+2hatj-4hatk are two vectors. The...
Text Solution
|
If vecA=2hati+3hatj-hatk and vecB=-hati+3hatj+4hatk then projection of...
Text Solution
|
Two constant forces F(1)=2hati-3hatj+3hatk(N) and F(2)=hati+hatj-2hatk...
Text Solution
|
For the any two vecrtors vecA and vecB, if vecA.vecB=|vecAxxvecB|, the...
Text Solution
|
Which of the following is the unit vector perpendicular to vecA and ve...
Text Solution
|
Two vectors P=2hati+bhatj+2hatk and Q=hati+hatj+hatk will be parallel ...
Text Solution
|
Which of the following is not true? If vecA=3hati+4hatj and vecB=6hati...
Text Solution
|
The area of the triangle formed by 2hati+hatj-hatk and hati+hatj+hatk ...
Text Solution
|
Two trains along the same straight rails moving the constant speed 60k...
Text Solution
|
A steam boat goes across a lake and comes back : (a) on a quiet day wh...
Text Solution
|
To a person, going eastward in a car with a velociyt of 25km//hr, a tr...
Text Solution
|
A swimmer can swim in still water with speed v and the river is flowin...
Text Solution
|
A bus is moving with a velocity 10 ms^-1 on a straight road. A scooter...
Text Solution
|