MDCAT Physics Measurement MCQS Test Preparation
Home/MDCAT/MDCAT Physics Measurement MCQS MDCATPhysicsMDCAT Physics Measurement MCQS 51 MDCAT Physics Measurement MCQS Test Preparation <<12345678910111213141516171819202122232425262728>>1. The SI standard of length is based on:a.the distance from the north pole to the equator along a meridian passing through Parisb. the speed of lightc.wavelength of light emitted by Kr86d.wavelength of light emitted by Hg168Question 1 of 282. The number of significant figures in 0.00150 is:a.4b.3c.5d.2Question 2 of 283. A sphere with a radius of 1.7 cm has a surface area of:a.9.1 × 10−4 m2b.2.1 × 10−5 m2c.3.6 × 10−3m2d.0.11 m2Question 3 of 284. 1 m is equivalent to 3.281 ft. A cube with an edge of 1.5 ft has a volume of:a.1.2 × 102 m3b.9.5 × 10−2 m3c.9.6 × 10−2 m3d.10.5 m3Question 4 of 285. A right circular cylinder with a radius of 2.3 cm and a height of 1.4 m has a volume of:a.0.14 m3b.0.20 m3c.9.3 × 10−3 m3d.2.3 × 10−3 m3Question 5 of 286. (5.0 × 104) × (3.0 × 106)=a.1.5 × 109b.1.5 × 1011c.1.5 × 1012d.1.5 × 1010Question 6 of 287. The SI base unit for mass is:a.poundb.gramc.kilogramd.ounceQuestion 7 of 288. A square with an edge of exactly 1 cm has an area of:a.10−6 m2b.104 m2c.10−4 m2d.102 m2Question 8 of 289. There is no SI base unit for area because:a.we live in a three (not a two) dimensional worldb.an area has no thickness; hence no physical standard can be builtc.area can be expressed in terms of square metersd. it is impossible to express square feet in terms of metersQuestion 9 of 2810. nanosecond isa.109b.10-9c.106d.10-12Question 10 of 2811. A right circular cylinder with a radius of 2.3 cm and a height of 1.4 cm has a total surface area of:a.5.3 × 10−3 m2b.1.7 × 10−3 m2c.3.2 × 10−3 m2d.2.0 × 10−3 m3Question 11 of 2812. Suppose A = BC, where A has the dimension L/M and C has the dimension L/T. Then B has the dimension:a.L2T/Mb.TM/L2c. T/Md.L2/TMQuestion 12 of 2813. 5.0 × 105 + 3.0 × 106 =a.8.0 × 105b.8.0 × 106c.3.5 × 106d.3.5 × 105Question 13 of 2814. (7.0 × 106)/(2.0 × 10−6) =a.3.5 × 10−6b.3.5 × 10−12c.3.5 × 1012d.3.5 Question 14 of 2815. 1 mi is equivalent to 1609 m so 55 mph is:a. 15 m/sb.25 m/sc.66 m/s d.88 m/sQuestion 15 of 2816. 3.2 × 2.7 =a.8.6b.8c.9d.8.64Question 16 of 2817. (5.0 × 104) × (3.0 × 10−6) =a.1.5 × 101b.1.5 × 10−1c.1.5 × 10−3d.1.5 × 103Question 17 of 2818. 1.513 + 27.3 =a.28.8 b.28.81c.28.9 d.29 Question 18 of 2819. A cubic box with an edge of exactly 1 cm has a volume of:a.103 m3b.10−9 m3c.10−3 m3d.10−6 m3Question 19 of 2820. The number of significant figures in 15.0 is:a.1b.3c.2d.4Question 20 of 2821. A sphere with a radius of 1.7 cm has a volume ofa.9.1 × 10−4 m3b.2.1 × 10−5 m3c.3.6 × 10−3 m3d.0.11 m3Question 21 of 2822. During a short interval of time the speed v in m/s of an automobile is given by v = at2 + bt3,where the time t is in seconds. The units of a and b are respectively:a.m/s2; m/s3b.s3/m; s4/mc.m/s3; m/s4d.m · s2; m · s4Question 22 of 2823. Which of the following weight about a pound?a.5 kgb.0.5 kgc.0.05 kgd.50 kgQuestion 23 of 2824. Which of the following is closest to a yard in length?a.1 mb.100 mc.0.01 md.0.1 mQuestion 24 of 2825. A gram is:a.1Kgb.103 kgc.10−3 kgd.10−6 kgQuestion 25 of 2826. Suppose A = BnCm, where A has dimensions LT, B has dimensions L2T−1, and C hasdimensions LT2. Then the exponents n and m have the values:a. 1/5; 3/5b.2; 3c. 4/5; −1/5d.2/3; 1/3Question 26 of 2827. The SI standard of time is based on:a.the frequency of light emitted by Kr86b.the yearly revolution of the earth about the sunc.the daily rotation of the earthd.none of these Question 27 of 2828. In 1866, the U. S. Congress defined the U. S. yard as exactly 3600/3937 international meter. This was done primarily because:a. length can be measured more accurately in meters than in yardsb.the meter is more stable than the yardc.this definition relates the common U. S. length units to a more widely used systemd.there are more wavelengths in a yard than in a meterQuestion 28 of 28 Loading... 51 Facebook Twitter Messenger Messenger WhatsApp Share via Email Print
