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.Management Sciences
Category: Physics Mcqs
Mark the wrong statement ?
A. a frame of reference which is either at rest or moves with a constant velocity is called an inertial frame of reference
B. an un-accelerated frame of reference is called an inertial frame of reference
C. all the frames of reference in uniform rectilinear motion are equivalent
D. Newtons laws of motion are valid in an accelerated (non inertial) frame of reference
The drag force is given by_________________?
A. Newtons law
B. Pascals law
C. Gauss law
D. Stokes law
Systolic pressure is called_______________?
A. Low blood pressure
B. High blood pressure
C. Normal blood pressure
D. Abnormal blood pressure
Why should a resistance be introduced in a circuit in series deliberately ?
A. to increase current
B. to decrease current
C. to control current
D. just to give a good look to circuit
The energy of SHM is maximum at_______________?
A. Mean position
B. Extreme position
C. In between mean and extreme
D. All positions during SHM
In double slit experiment if one of the two slit is covered then________________?
A. no interference fringes are observed
B. no diffraction fringes are observed
C. no fringes observed
D. interference pattern not disturbed
A man lifts vertically a weight of 40kg through 1m in 10s; while a chile lifts vertically a weight of 10kg through a distance of 1m in 1s. What will be correct inference ?
A. man does more work than child
B. child does more work than man
C. both do the same amount of work
D. it is a foolish question
The electric P.E of an electron in an orbit at a distance rn from the positive charge_____________?
A. Ke2/rn
B. Ke2/rn2
C. ÀKe2/rn
D. ÀKe2/rn2
According to Einstein light travels form one place to another in the form of ________________?
A. waves
B. particles
C. photons
D. it was not his discovery
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