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.Management Sciences
Category: Physics Mcqs
The thrust on the rocket in the absence of gravitational force of attraction is__________________?
A. Constant
B. not constant
C. constant if the rate of ejected gases is constant
D. constant for short range rocket.
When X-rays are passed through successive aluminum sheets what happens to their thickness ?
A. increases
B. it decreases
C. it remains same
D. sometimes increases and sometimes decreases
What is the shape of velocity, time graph for constant acceleration ?
A. straight inclined line.
B. parabola
C. inclined curve
D. declined curve
The direction of the vector product is given by______________?
A. Head to tail rule
B. Right-hand rule
C. Left-hand rule
D. Triangular rule
Ideal fluid is_______________?
A. Non-viscous
B. Incompressible
C. Steady flow
D. Possess all properties
According to which one of following law the density of atom is uniform ?
A. J.J.Thomson model
B. Rutherfords model
C. Bohrs model
D. All of the above laws contradict the statement
The scales of temperature are based on two fixed points which are_________________?
A. The temperatures of water at 0? 100?C
B. The temperature of melting ice and boiling water at atmospheric pressure
C. The temperatures of ice cold and boiling water
D. The temperatures of frozen and boiling mercury
A wire obeys Hooks law is of length 11 when it is in equilibrium under a tension F1. Its length becomes 12 when the tension is increased to F2. The energy stored in the wire during this process is____________________?
A. (F1+F2) (121+122)
B. (F1+F2) (122-112)
C. (F1+F2) (12-11)
D. (F1+F2) (12-11)
A ferromagnet will become fully magnetized at_________________?
A. High voltage A.C
B. Low voltage A.C
C. Alternating current at its peak value
D. D.C current at peak value
The dimensions of the coefficient of viscosity are_____________?
A. ML-1T-1
B. M2L1T1
C. ML1T-1
D. M2L-1T-1
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