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Model Papers of Class 11th (Physics) Objective for SSC Annual Examination 2018

Physics Paper -Xl

Time Allowed: 20 Minutes

SECTION - A

1. Which of the given is least sub multiple?
(a) Micro (b) Pico (c) Femto (d) Giga

2. One horse power is equal to--------
(a) 764 Watts (b) 756 Watts (c) 746 Watts (d) 784 Watts

3. The no of significant digit in the number 0.000234 is
(a) 3 (b) 4 (c) 7 (d) 2

4. The magnitude of the Resultant of two forces is F. The magnitude of each force is also F. The angle between forces must be.
(a) 30^o (b) 60^o (c) 25^o (d) 120^o

6. If a.b= 1, a = 2 and b=2 then the angle between two vectors is-----------
(a) 45^o (b) 30^o (c) 75^o (d) 60^o

7. If A.B = 0 then A and B vectors are-------------
(a) Perpendicular (b)parallel (c) Normal (d) None of these

8. A force of 3N and 4N acts on a body at the same time. Which of the given forces cannot be the resultant?
(a) 3.5 N (b) 0.3N (c) 4N (d) 5N

9. The power output of a lamp is 6 watt How much energy does the lamp give out in 1 minute?
(a)360j (b) 12J (c) 120 J (d) 720 J

10. When an electron revolves around the nucleus in a circular path, the centripetal force is provided by-------
(a) Gravitational Force (b) Tension (c) Columbic force (d) Frictional force

11. The range of projectile is same for the two angles which are mutually.
(a) Orthogonal (b) Supplementary (c) Complementary (d) None of these

12. The work done by the body will be negative if the angle b/w force and displacement is--------
(a) 0^o (b)Less then 90^o (c) Grater then 90^o (d) 90^o

13. The horizontal component of velocity of a body at highest point during projectile motion will be-----
(a) Maximum (b) Minimum (c) Zero (d) Remain Constant

14. If a body is moving in a circle of radius r.Then the angle b/w radius and tangential velocity is------
(a) 30^o (b) 45^o (c) 90^o (d) 0^o

15. A truck takes 80 seconds to travel the first 80m, and another 10 sec to travel a futther 70m. What is the average speed?
(a) 0.004 m/s (b) 1.6 m/s (c) 4 m/s (d) 5 m/s

16. Which of the given has the same dimensions?
(a) Inertia Torque (b) Impulse Momentum (c) Stress and Strain (d) Boath A and B

17. Maximum work can be done in the process called----------
(a) Isothermal (b) Adiabatic (c) Isobaric (d) Isochoric

18. The triple point of water is -------------
(a) 273.160C (b) 273.16K (c) 372K (d) 0C