Bihar SBTE Polytechnic Diploma first year Dec 2019 Applied Science Physics for Sem I & II General
| Sr. No. | Questions with options |
| 1 | A stone is dropped from a tower it strikes the ground after 4 seconds then height of the tower
(a) 78.4 m (b) 7.84 m (c) 784 m (d) None of them |
| 2 | The maximum displacement from mean position is
(a) Frequency (b) Time period (c) Amplitude (d) Angular speed |
| 3 | m1 and m2 are two masses bodies are connected with a massless string passes over smooth pulley if m1 going up then acceleration of the bodies
(a) a = (m1+m2)g/(m1-m2) (b) a = (m1-m2)g/(m1+m2) (c) a = (m2+m1)g/(m2-m1) (d) a = (m2-m1)g/(m1+m2) |
| 4 | The measurement of inertia is
(a) volume of the body (b) mass of the body (c) velocity of the body (d) none of them |
| 5 | If spinning system shrinks itself do which its spinning motion increases in due to
(a) conservation of linear momentum (b) conservation of angular momentum (c) absence of friction (d) none of them |
| 6 | A particle executes S.H.M having greatest velocity 40 m/s and amplitude is 20 m then angular velocity of the particle is
(a) 4 rad/sec (b) ½ rad/sec (c) 2 rad/sec (d) 2m/sec |
| 7 | The method of liquid penetration is used
(a) Porous material (b) Non –porous materials (c) Rough surfaces (d) Smooth surfaces |
| 8 | The S.I unit of luminous Intensity is
(a) Candela (b) Lumen (c) Lux (d) Phot |
| 9 | What is phase difference between sine and cosine?
(a) 0 degree (b) 30 degree (c) 60 degree (d) 90 degree |
| 10 | Tendency of any system is to
(a) Minimize its energy (b) Maximize its energy (c) Fluctuating its energy (d) None of them |
| Data Collected By – K. Jeyanthi | |
| Published On – 22nd April 2022 | |
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