#1
20th June 2016, 04:42 PM
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MCQ for IIT JEE
Hello sir I am here as I want to get the STD.11 Physics Multiple Choice Questions (MCQ) on Units and Measurements for IIT JEE so will you please provide me the questions??
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#2
20th June 2016, 04:43 PM
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Re: MCQ for IIT JEE
Hey!! As per your demand here I am providing you STD.11 Physics Multiple Choice Questions (MCQ) on Units and Measurements for IIT JEE Q1: Light year is a unit of (a) time (b) distance (c) sunlight intensity (d) mass Q2: The dimensional formula for Planck's constant is (a) [MLT] (b) [ML2T-1] (c) [M2L2T-1] (d) [ML1T-1] Q3: The surface tension of a liquid is 70 dyne/cm. In MKS system its value is? (a) 70 N/m (b) 7 ✕ 10-2 N/m (c) 7 ✕ 102 N/m (d) 7 ✕ 103 N/m Q4: The dimensions of Kinetic energy is same as that of (a) Force (b) Pressure (c) Work (d) Momentum Q5: At 4° C, the density of water is equal to (a) 10-3 kg m-3 (b) 10-2 kg m-3 (c) 10 kg m-3 (d) 103 kg m-3 Q6: One watt hour contains how many joules? (a) 3.6 ✕ 108 J (b) 3.6 ✕ 102 J (c) 3.6 ✕ 103 J (d) 10-3 J Q7: Which of the following pairs has the same dimensions? (a) Specific Heat and Latent Heat (b) Impulse and Momentum (c) Surface Tension and Force (d) Moment of Inertia and Torque Q8: The equation of state of some gases can be expressed as Vander wal equation i.e. (P + a/v2)(V - b) = RT Where P is the pressure, V is the volume, T is the absolute temperature and a, b, R are constants. The dimensions of ‘a’ are: (a) [M1L1T-1] (b) [M1L-5T1] (c) [M2L5T-1] (d) [M1L5T-2] Q9: Electron volt is a unit of (a) Charge (b) Potential difference (c) Energy (d) Magnetic Force Q10: There are 20 divisions in 4 cm of the main scale. The vernier scale has 10 divisions. The least count of the instrument is (a) 0.05 cm (b) 0.5 cm (c) 5.0 cm (d) 0.005 cm Answers: 1. (b) distance 2. (b) [ML2T-1] (Hint use E = hν) 3. (b) 7 ✕ 10-2 N/m 4. (c) Work 5. (d) 103 kg m-3 6. (c) 3.6 ✕ 103 J 7. (b) Impulse and Momentum 8. (d) [M1L5T-2] 9. (c) Energy 10. (d) 0.005 cm |
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