Home
Class 11
PHYSICS
A boat is moving with a velocity 3 hat i...

A boat is moving with a velocity `3 hat i+ 4hat j` with respect to ground. The water in the river is moving with a velocity `-3 hat i - 4 hat j` with respect to ground. The relative velocity of the boat with respect to water is.

A

`-6 hati - 8hatj`

B

`6hati +8hatj`

C

`8hati`

D

`6hati`

Text Solution

Verified by Experts

The correct Answer is:
B
Promotional Banner

Topper's Solved these Questions

  • MOTION IN ONE DIMENSION

    ERRORLESS |Exercise Motion Under Gravity|81 Videos

  • MOTION IN ONE DIMENSION

    ERRORLESS |Exercise Critical Thinking|19 Videos

  • MOTION IN ONE DIMENSION

    ERRORLESS |Exercise Non-uniform Motion|86 Videos

  • GRAVITATION

    ERRORLESS |Exercise SET|27 Videos

  • MOTION IN TWO DIMENSION

    ERRORLESS |Exercise Exercise|319 Videos

Similar Questions

Explore conceptually related problems

A boat is moving with a velocity (3hati +hatj) with respect to ground. The water in the river is moving with a velocity -3hati - 4hatj with respect to ground. What is the relative velocity of boat with respect to river ?

A boat is moving with a velocity 2i + 3j with respect to ground. The water in the river is moving with a velocity -2i - 3j with respect to ground. The relative velocity of the boat with respect to water is

A boat stems in a river with velocity 2hati + hatj with respecitve to the ground. The river water flows with a velocity -3hati - 4hatj with respect to the ground. What is the relative velocity of boat w.r.t river water ?

A plane mirror is moving with velocity 4 (hat i) + 5 (hat j) + 8 (hat k) . A point object in front of the mirror moves with a velocity 3 (hat i) + 4 (hat j) + 5 (hat k) . Here, hat k is along the normal to the plane mirror and facing towards the object. The velocity of the image is

Rain is falling with a velocity (-4hat(i)+8hat(j)-10hat(k)) . A person is moving with a velocity of (6hat(i)+8hat(j)) on the ground. Find the velocity of rain with respect to man and the direction from which the rain appears to be coming.

A plane mirror is moving with velocity 4 hat(i) + 5 hat(j) + 8 hat(k) . A point object in front of the mirror moves with a velocity 3 hat(i) + 4 hat(j) + 5 hat(k) . Here hat(k) is along the normal to the plane mirror and facing towards the object. The velocity fo the image is

Rain is falling with a velocity (-4hat(i)+8hat(j)-10hat(k)) . A person is moving with a velocity of (6hat(i)+8hat(j)) on the ground. The velocity of man w.r.t. rain is :

In the figure shown the velocity of A with respect to ground is (20hat(i) + 15hat(j)) m//s , then what will be the magnitude of velocity of the wedge 'B' with respect to ground frame. (A remains in contact with B)

The position vector of point C with respect to B is hat i+hat j and that of B with the respect to A is hat i-hat j .The position vector of C with respect to A is