Related InterviewSolutions

• Which one of the following is not the vector quantity?A. SpeedB. VelocityC. torqueD. Displaecment
• The angles between the two vectors `vecA=3hati+4hatj+5hatk` and `vecB=3hati+4hatj-5hatk` will beA. `0^(@)`B. `45^(@)`C. `90^(@)`D. `180^(@)`
• the circular motion of a particle with constant speed isA. Simple harmonic but not periodicB. Periodic and simple harmonicC. neither periodic nor simple harmonicD. periodic but not simple harmonic
• 9.8m/sA. 10 m/sB. 5.8m/sC. 17.3m/sD.
• If a unit vector is represented by `0.5hati + 0.8hatj + chatk` the value of c isA. 1B. `sqrt(0.11)`C. `sqrt(0.01)`D. 0.39
• Person aiming to reach the exactly opposite point on the bank of a stream is swimming with a speed of `0.5ms^(-1)` at an angle of `120^(@)` with the direction of flow of water.The speed of water in the stream isA. 1.0m/sB. 0.5m/sC. 0.25m/sD. 0.43m/s
• A missile is fired for maximum range with an initial velocity of `20m//s`. If `g=10m//s^(2)`, the range of the missile isA. 50 mB. 60 mC. 20 mD. 40 m
• A body is whirled in a horizontal circle of radius `20cm`. It has an angular velocity of `10rad//s`. What is its linear velocity at any point on the circular pathA. `sqrt(2)m//s`B. 2 m/sC. 10 m/s, 10 m/sD. 20 m/s
• When milk is churned, cream gets separated due toA. Centripetal forceB. Centrifugal forceC. friction forceD. Gravititional force
• the resultant of A x 0 will be equal toA. zeroB. AC. Zero vectorD. unit vector