MDCAT Physics Measurement MCQS Test Preparation
Home/MDCAT/MDCAT Physics Measurement MCQS MDCATPhysicsMDCAT Physics Measurement MCQS 49 MDCAT Physics Measurement MCQS Test Preparation <<12345678910111213141516171819202122232425262728>>1. A gram is:a.10−6 kgb.1Kgc.103 kgd.10−3 kgQuestion 1 of 282. (7.0 × 106)/(2.0 × 10−6) =a.3.5 × 10−12b.3.5 c.3.5 × 1012d.3.5 × 10−6Question 2 of 283. 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 · s4b.m/s3; m/s4c.s3/m; s4/md.m/s2; m/s3Question 3 of 284. The number of significant figures in 0.00150 is:a.4b.5c.2d.3Question 4 of 285. Which of the following weight about a pound?a.50 kgb.0.05 kgc.5 kgd.0.5 kgQuestion 5 of 286. (5.0 × 104) × (3.0 × 10−6) =a.1.5 × 103b.1.5 × 101c.1.5 × 10−1d.1.5 × 10−3Question 6 of 287. Which of the following is closest to a yard in length?a.0.01 mb.0.1 mc.1 md.100 mQuestion 7 of 288. 1 mi is equivalent to 1609 m so 55 mph is:a.25 m/sb.88 m/sc. 15 m/sd.66 m/s Question 8 of 289. The SI standard of time is based on:a.none of these b.the yearly revolution of the earth about the sunc.the frequency of light emitted by Kr86d.the daily rotation of the earthQuestion 9 of 2810. A sphere with a radius of 1.7 cm has a volume ofa.9.1 × 10−4 m3b.0.11 m3c.3.6 × 10−3 m3d.2.1 × 10−5 m3Question 10 of 2811. 1 m is equivalent to 3.281 ft. A cube with an edge of 1.5 ft has a volume of:a.9.6 × 10−2 m3b.10.5 m3c.1.2 × 102 m3d.9.5 × 10−2 m3Question 11 of 2812. 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.2.3 × 10−3 m3c.9.3 × 10−3 m3d.0.20 m3Question 12 of 2813. The SI base unit for mass is:a.ounceb.poundc.gramd.kilogramQuestion 13 of 2814. nanosecond isa.109b.10-12c.106d.10-9Question 14 of 2815. A cubic box with an edge of exactly 1 cm has a volume of:a.10−9 m3b.10−3 m3c.10−6 m3d.103 m3Question 15 of 2816. 3.2 × 2.7 =a.8.6b.8.64c.9d.8Question 16 of 2817. The number of significant figures in 15.0 is:a.3b.2c.1d.4Question 17 of 2818. There is no SI base unit for area because:a.area can be expressed in terms of square metersb. it is impossible to express square feet in terms of metersc.an area has no thickness; hence no physical standard can be builtd.we live in a three (not a two) dimensional worldQuestion 18 of 2819. A sphere with a radius of 1.7 cm has a surface area of:a.2.1 × 10−5 m2b.3.6 × 10−3m2c.0.11 m2d.9.1 × 10−4 m2Question 19 of 2820. The SI standard of length is based on:a.the distance from the north pole to the equator along a meridian passing through Parisb.wavelength of light emitted by Hg168c. the speed of lightd.wavelength of light emitted by Kr86Question 20 of 2821. 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.2; 3b.2/3; 1/3c. 4/5; −1/5d. 1/5; 3/5Question 21 of 2822. 5.0 × 105 + 3.0 × 106 =a.3.5 × 106b.8.0 × 106c.8.0 × 105d.3.5 × 105Question 22 of 2823. (5.0 × 104) × (3.0 × 106)=a.1.5 × 1010b.1.5 × 109c.1.5 × 1011d.1.5 × 1012Question 23 of 2824. A square with an edge of exactly 1 cm has an area of:a.102 m2b.104 m2c.10−6 m2d.10−4 m2Question 24 of 2825. Suppose A = BC, where A has the dimension L/M and C has the dimension L/T. Then B has the dimension:a. T/Mb.L2/TMc.L2T/Md.TM/L2Question 25 of 2826. In 1866, the U. S. Congress defined the U. S. yard as exactly 3600/3937 international meter. This was done primarily because:a.this definition relates the common U. S. length units to a more widely used systemb. length can be measured more accurately in meters than in yardsc.the meter is more stable than the yardd.there are more wavelengths in a yard than in a meterQuestion 26 of 2827. 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.2.0 × 10−3 m3b.5.3 × 10−3 m2c.3.2 × 10−3 m2d.1.7 × 10−3 m2Question 27 of 2828. 1.513 + 27.3 =a.28.8 b.28.9 c.28.81d.29 Question 28 of 28 Loading... 49 Facebook Twitter Messenger Messenger WhatsApp Share via Email Print
