Physics Test # 5

 

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Physics Test 5

Multiple Choice Identify the choice that best completes the statement or answers the question.
A B C D	1.	The unit of pressure is called _____________. a. Fd b. ma c. Nm d. Nm2
A B C D	2.	The unit of density in MKS system is ____________. a. Cubic meter b. Cubic cm c. Meter d. Cubic/meter
A B C D	3.	Momentum depends upon ___________ a. Force b. Velocity c. Mass d. Acceleration
A B C D	4.	In Sl system, the unit of power is _____________. a. Farad b. Newton c. Watt d. Dynes
A B C D	5.	The unit of torque is ___________. a. Nm2 b. Fd c. ma d. Nm
A B C D	6.	One Newton = _______________ Dynes. a. 10-4 b. 10-9 c. 10 d. 10+8
A B C D	7.	The instrument used to measure pressure is called ______________. a. Ammeter b. Manometer c. Barometer d. Voltmeter
A B C D	8.	Which Scientist introduced the relationship between current Voltage and Resistance? a. Ohm’s b. Hook’s c. Newton’s d. Pascal’s
A B C D	9.	Voltmeter is used for ____________. a. Resistance b. Voltage c. Ohm d. Current
A B C D	10.	In friction Fs= _____________ a. UR b. Voltage c. Ohm d. Current
A B C D	11.	The uint of charge is ______________. a. Farad b. Capacitance c. Joule d. Coulombs
A B C D	12.	The relationship between Stress and Strain was introduced by _______________. a. Hook’s b. Newton’s c. Young Modulus d. None
A B C D	13.	Force of attraction or repulsion between the charged bodies is directely proportional to their _____________ of the charge. a. Product b. Sum c. Multiple d. Square
A B C D	14.	Bloons flies in air, its reason in ___________ a. Less density b. Equal weight c. Lightness d. Heavy
A B C D	15.	Snow floats over water, its reason in ______________ a. Less density b. Equal weight c. Equal density d. Equal volume
A B C D	16.	The process of distribution of light into seven colors in called ____________ of light. a. Respiration b. Reflection c. Refraction d. Dispersion
A B C D	17.	The orignal length and increase in length is called __________________ law. a. Young Modulus b. Hook’s c. Newton’s d. Ampere’s
A B C D	18.	The unit of work is ______________. a. Farad b. Joule c. Watt d. Pascal’s
A B C D	19.	Torque = ____________ a. Fm b. Fd c. Fa d. ma
A B C D	20.	In law of gravitation F = _______________. a. gMem    r2 b. GMem    r c. GMem    r2 d. GMeM    r2
A B C D	21.	In mass of earth Me= ______________ a. Gr2   g b. G r2   G c. gr G2 d. g2 r G
A B C D	22.	Stress = ________________. a. Increase in length Original length b. Strain c. Original length Increase in length  d. Non e
A B C D	23.	The unit of charge is equla to ________coulombs. a. 6.25x10-18 b. 6.25x1016 c. 7.25x1016 d. 6.25x10+19
A B C D	24.	Young Modulus Y = _______________ a. Stress b. Strain c. Strain Stress d. Stress Strain
A B C D	25.	Electrons have negative charge and its mass is _____________. a. 9x10 9 b. 6.67x10 -27 c. 3x10 8 d. 9.1x10 -31