## APPSC Group IV Paper I General Studies Solved Questions | APPSC Group 4 Paper 1 General Studies Sample Questions | APPSC Group 4 General Studies Sample Paper

**Physical Sciences Sample question for APPSC GROUP 4 Paper 1 General Studies
**

SCREW GAUGE

1. The Screw gauge works on the principle of _____ (March 04, June 04)

2. The Scale present on index line of screw gauge is called as ____ (Oct-99)

3. Screw guage consists of _____ scale and ____ scale.

4. Pitch of the screw P = _____ / No.of revolutions made.

5. L.C. of a Screw guage = pitch of the screw / ____

6. If the Zeroth division of the head scale in below the indexline of the pitch scale, the error is said to be _____ and the correction is _____

7. If ‘p’ is the pitch of the scale and ‘N’ is no.of head scale divisions them L.C.= _____

8. If screw moves 5mm for 5 revolutions, the pitch of the screw is _____

9. If a screw consists 200 head scale divisions which contains pitch as 1mm then the least count is _____ 10. If the L.C. is 0.01 mm, Pitch scale reading is 1.5 mm and the headscale reading is 18, then the diametre of the object is ____

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Answers:

1. Screw

2. Pitch Scale

3. Pitch, head

4. Distance travelled by the Screw

5. No.of head scale divisions

6. Positive, negative

7. P/N 8. 1 mm

9. 0.005mm

10. 1.68 mm

DYNAMICS

1. A car moves on a curved but level road. The necessary centripetal force on the carif provided by _____ (March 2009, 04, June – 2003)

2. In simple harmonic motion, the acceleration of the particle is directly proportional to _____ (March, 09)

3. _____ is a machine used to separate particles of higher mass from those of lower mass in a given mixture (March, 01)

4. The force of attraction of a particle radially towards the centre of circle is _____ (March, 1999)

5. An imaginary co-ordinate system which

is either at rest or in uniform motion and where Newton’s laws are valid is called as _____ (June, 03)

6. Circular motion is a variety type of _____ motion.

7. If the stone tie up with a thread rotating in

a circular motion is untied the motion direction of the stone is ____

8. In uniform circular motion _____ is constant.

9. The force acting towards centre is called as ____

10. If the angle of banking is θ, the tanθ = ____

11. The angular velocity of a hours hand in clock is ____

12. The machine which dries wet clothes is ____

13. The angualr velocity of a minutes hand in a clock is ____

14. The force found only in fixed rotational frame is ____

15. The bend of a cyclist moving on edges depend on ____

16. The realationship among ‘r’, v and ”w” is ____

17. One radian = ____

18. Relation between time of oscillation ‘T’ and frequency f is ____

19. One revolution = _____ radians.

20. The angular momentum of a body L = ____

21. The magnitude of centripetal acceleration a = ____

22. Centripetal force F = ____

23. In a uniform circualr motion if the radius is doubled then the centripetal force ____

24. The angle made by a body with respect to time is ____

25. Units for angualr velocity is ____

26. Centrifugal force acting on a car which has 1200 kg mass, moving with 6m/sec velocity along a road have 180m. circular radius is ____

27. The angle subtended by an arc of length equal to its radius at its centre is defined as ____

28. The rate of angular displacement is called ____ 29. 2π radians = _____ degrees

30. Time taken by a body for one complete revolution is called ____ 31. Ball left by a bowler attains _____ motion before reaching a batsman.

32. dθ/dt = ____

33. Angular velocity w = 2π ÷ _____ Radians

34. ____ separates molases from sugar crystals.

35. Systems which do not obey Newtons laws of motion are called as ____

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Answers:

1. Abrasion between Car tyres and road

2. Displacement 3. Centrifuge

4. Centripetal force

5. Inertial frame of reference

6. Rotation 7. Along contact line

8. Angular Velocity 9. Centripetal Force

10. v2/rg 11. π/6 radians/hour

12. Laundry drier 13. π/1800 Radians/Sec

14. Centrifugal force 15. Speed

16. V = rω 17. 57°291 18. T= 1/f

19. 2π 20. mωr2 21. v2/r

22. mv2/r 23. Increases twice

24. Angular displacement

25. Radians/sec 26. 147 N

27. Radian 28. Angular Velocity

29. 360 30. Periodic Motion

31. Rotation 32. ω 33. T

34. Centrifuge

35. Non – inertial frame of reference

Our Universe & Gravity

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1. The value of the universal gravitational constant is ____ (March-2009, April-2009)

2. The weight of 400g stone is _____ N (June-08, April-08, June-06, March-2000)

3. Units for ‘G’ in SI System ____ (March, 2008)

4. Ptolemaic theory is also known as ____ (March-2007)

5. As per Kepler’s theory, the planet revolves around sun in_____ path.(March06)

6. Universal law of gravitation is applicable at _____ (March 2005)

7. Kepler’s law supports _____ theory (March 1999)

8. Heliocentric theory is proposed by _____ (June – 2000)

9. Units of acceleration due to gravity is _____ (March – 2001)

10. Acceleration due to gravity at poles is _____ and at equator it is _____ (March – 2003)

11. Acceleration due to gravity is highest at _____ (March-03, 02, June-03)

12. Example for sensitive instruments used to measure small changes in the value of g at given place is _____ (June – 05, 02, 01, March – 04)

13. Numerical value of the universal gravitational constant is _____(June-07)

14. The weight of a substance in the force ____

15. The gravitational force of earth over moon is _____ than the gravitational force of moon over earth. 16. As the altitude increases the ‘g’ value ____ 17. As the depth increases the ‘g’ value ____

18. Relationship among g, G, M and r is ____

19. If the mass of an object is ‘m’, then the weight of the same w = _____

20. The mass of an object at anywhere in the world is ____

21. The principle used to determine the force of attraction between two objects ‘F’ = ____

22. When Kepler modernised Copernicus system, the shape of the path of orbit is stated as ____

23. As per Copernicus solar system earth revolves around its axis and also revolves in circular orbit around ____

24. The acceleration attained by a body due to the gravitational force of attraction of earth is called as ____

25. The distance between the earth and the moon is _____ k.m.

26. The acceleration of moon towards earth is _____ km/sec^{2}

27. Gravitational force of attraction on a body of 10 kg is ____

Answers:

1. 6.67×10^{–11}Nm^{2}Kg^{–2}

2. 3.9 N

3. Nm^{2/Kg–2
4. Geocentric theory
5. Elliptical
6. Anywhere in the universe
7. Heliocentric theory 8. Copornicus
9. mg–2 10. Maximum, Minimum
11. Poles 12. Gravity Metre
13. 6.67×10–11
14. Of attraction of earth on it
15. Low 16. Decreases
17. Decreases 18. g = GM/r2
19. mg’ 20. Constant
21. F = GMm/r2
22. Elliptical
23. Sun 24. Acceleration
25. 3.85×105
26. 0.0027m/sec2
27. 98N
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KINEMATICS}

1. If a ball which is thrown up attains a maximum height of 80m the initial speed of it is _____ (June 2008, March 04, 02)

2. The uniform acceleration produced in a freely falling body due to the gravitational pull of the earth is _____ (June 2008)

3. The time for which a body remains in air is called _____ (March 08, June 07)

4. The maximum height reached by a body when it is projected upwards with a initial velocity ‘u’ is _____ (April 08, June 06, 05, 00, March 04)

5. The time of ascent is directly proportional to _____ (April 08, june 08) 6. When a body is dropped from a height ‘h’, then the velocity of the body on reaching the earth is _____ (March 2007)

7. For a body moving under the influence of gravity, time of ascent is equal to _____ (March 2006, 08)

8. When a body is projected upwards, the accleration due to gravity is taken _____ (March, 08) 9. The maximum height reached by a body thrown with initial velocity 10m/sec is _____ (June 02)

10. The time taken by a body to reach maximum height is _____ (March-03, June-07)

11. Maximum height reached by a body thrown with initial velocity 40 m/g is _____ (March-04, 02)

12. The time for which a body remains in air is called _____ (March-08)

13. The acceleration of a falling body a = ___

14. The initial velocity of a freely falling body is ____

15. The time taken by a freely falling body to reach earth is ____

16. Ascending time = Descending time = ___

17. The acceleration of a body ”a” at the time of ascending ____

18. Time of flight t = ____

19. Ascending velocity and descending velocity of a body at a fixed point in air is ____

20. If a body takes one second to reach ground when it is dropped from a building, the height of the building is ____

than q

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