Home
Class 12
PHYSICS
Take the z-axis as vertical and the xy p...

Take the z-axis as vertical and the xy plance as horizontal .A particle A is projected at `4sqrt(2)` m/s at an angle of `45^(@)` to the horizotal , in the xz plane .Particle B is projected at 5 m/s at an angle `theta=tan^(-1)(4//3)` to the y-axis , in th yz plance . which of the following is not correct for the velocity of B With respect to A?

A

Its initial magnitude is 5 m /s.

B

Its magnitude will change with time

C

it lies in the xy plane.

D

It will initially make an angle `(theta +pi//2)` with the positive x-axis.

Text Solution

Verified by Experts

The correct Answer is:
B
Doubtnut Promotions Banner Mobile Dark
|

Topper's Solved these Questions

  • KINEMATICS, FORCES

    D MUKHERJEE|Exercise Type 2|22 Videos

  • IIT QUESTIONS 5

    D MUKHERJEE|Exercise Matrix matching type|2 Videos

  • MISCELLANEOUS QUESTION 1

    D MUKHERJEE|Exercise Miscellaneous Questions-1 (Straight-Objective Type)|54 Videos

Similar Questions

Explore conceptually related problems

If a particle is projected with a velocity 49 m//s making an angle 60^@ with the horizontal, its time of flight is

If a particle is projected with a velocity 49 m//s making an angle 60^@ with the horizontal, its time of flight is

Knowledge Check

  • A particle is projected with velocity of 10m/s at an angle of 15° with horizontal.The horizontal range will be (g = 10m/s^2)

    A
    10m
    B
    5m
    C
    2.5m
    D
    1m

  • A particle is projected from ground with velocity 40sqrt(2)m//s at 45^(@) . At time t=2s

    A
    displacement of particle is `100m`
    B
    vertical component of velocity is `20m//s`
    C
    velocity makes an angle `tan^(-1)(2)` with vertical
    D
    particle is at height of `60m` from ground

  • A particle is projected from ground with velocity 40sqrt2m at 45^(@) .At time t=2s

    A
    displacement of particles is `100 m`
    B
    vertcal component of velocity is `20 m//s`
    C
    velocity makes an angle of `tan^(-1)(2)` with vertical
    D
    particle is at height of `60 m` from ground

    • Similar Questions

    Explore conceptually related problems

    A particle is projected with a velocity 10 m//s at an angle 37^(@) to the horizontal. Find the location at which the particle is at a height 1 m from point of projection.

    A particle is projected with a velocity of 10sqrt2 m//s at an angle of 45^(@) with the horizontal. Find the interval between the moments when speed is sqrt125 m//s(g=10m//s^(2))

    A particle is projected at an angle 60^(@) with the horizontal with a speed 10m//s . Then, latus rectum is (Take g=10m//s^(2) )

    A particle is projected with a speed of "18m/s" at an angle of 60^(@) with the horizontal.The average velocity of the particle between two instants when it is at the same height is

    A particle is projected with velocity 50 m/s at an angle 60^(@) with the horizontal from the ground. The time after which its velocity will make an angle 45^(@) with the horizontal is

    Home
    Profile