MDCAT Physics MCQ's Test With Answers

MDCAT Physics MCQ's Test

Sr. # Questions Answers Choice
1 One kilogram is actually mass of platinum iridium alloy cylinder kept at international bureau of weights and measures in france. the ratio of platinum and iridium: 90% :10% 10% : 90% 50% : 50% 60% : 40%
2 Supplementary unit/s in SI units is/are: Radian Steradian Degree Only a and b all of these
3 Typical examples of base quantities are: Length Mass Time Only A anc C all of these
4 Unit of solid angle is called: Radian Degree Steradian Angstrom
5 Pascal is a unit of: Power Pressure Magnetic field Intensity of sound
6 The number of base units in SI are: Four Five Six Seven
7 Density is defined as: Mass per volume Volume per mass Mass x volume Mass per length
8 Example of physical quantities are: Length Colour Effect of music All of these
9 From sand, we get a material used for construction of computer chips. That material is: Germanium Silicon Copper Lead
10 The branch of physics which is mainly concerned with the motion of bodies under the action of forces is called: Optics Mechanics Thermodynamics Astro physics
11 The information from far side of the universe are gathered by: Radio telescope Microscope Telescope AtSpectro scpe
12 Light year is unit of Time Distance Velocity Intensity of light
13 Which quantity has different dimension. work Pressure Energy Torque
14 Physics deal with the study of Matter Energy Both of them Human body
15 Aerodynamics is a branch of: Hydrodynamics Thermodynamics Both of them Statics
16 The maximum possible error in the reading of an instrument is _______ its least count. Half of Quarter of Equal to Double than
17 For multiplication and division purposes, percentage uncertainties are: Added Subracted Multiplied Divided
18 For addition and subtraction purposes, absolute uncertainties are: Added Subtracted Multiplied Divided
19 Uncertainty is of following type/types: Absolute Fractional Percentage All of these
20 Significant figures in 1.0011000 are: Eight Seven Six Five
21 Significant figures in 0.0010are: Four Three Two One
22 significant figures in 2.00x 10-9are: Four Three Two One
23 The definite number of significant figures in 5000 is: Four Three Two One
24 Significant figures in 1.0 x10-3 are: Two Three Four Five
25 Significant figures in 0.2020 are: Two Three Four Five
26 Significant figures in 5432 are: Two Three Four Five
27 0.0001210 has ________ significant figures. Four three Seven Eight
28 Which one is the least multiple: Pico Femto Nano Atto
29 In mean solar day, the number of seconds are 24 seconds 1440 seconds 86400 seconds 3600 seconds
30 The average time the Earth takes to make exactly one rotation abut its axis is defined as: A solar hour A solar day A light year A solar month
31 The amount of a substance is measured in: Kilogram Litre Mole Both A and C
32 SI Unit of absolute temperature is: Celsius Kelven Centigrade Both A and C
33 The unit which is bases on one or more base units is called: SI unit Derived unit Unit vector Base unit
34 The ratio of platinum and iridium is: 90% :10% 10% : 90% 50% : 50% 60% :40%
35 Which one of the following is not a base unit: Ampere Kelvin Watt candela
36 Which of the following is not a base unit: Square meter Cubic meter Candela All of these
37 Moment of inertia is a ___________ quantity having unit of ______ Scalar kg -m<sup>2</sup> vector kg-m<sup>2</sup> scalar kg m<sup>2</sup>/sec none of these
38 In man solar day, the number of seconds are: 24 seconds 1440 seconds 86400 seconds 3600 seconds
39 The average time the Earth takes to make exactly one rotation about its axis is defined as: A solar hour A solar day A light year A solar month
40 The amount of substance is measured in: Kilogram Litre Mole Both A and C
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