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# Gravitational Field Representation Quiz Questions PDF - 5

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## Physics Quiz: Gravitational Field Representation MCQs - 5

MCQ: Force acting on two point masses is directly proportional to

A) sum of masses
B) difference of masses
C) distance between masses
D) product of masses

MCQ: Maximum displacement from equilibrium position is

A) frequency
B) amplitude
C) wavelength
D) period

MCQ: Attenuation coefficient of bone is 600 m-1 for x-rays of energy 20 keV and intensity of beam of x-rays is 20 Wm-2, then intensity of beam after passing through a bone of 4mm is

A) 3 Wm-2
B) 2.5 Wm-2
C) 2.0 Wm-2
D) 1.8 Wm-2

MCQ: Contact force always acts at

A) acute angles to the surface producing it
B) right angles to the surface producing it
C) obtuse angle to the surface producing it
D) parallel to the surface producing it

MCQ: Unit of luminous intensity is

A) m
B) kg
C) cd
D) mol