Dear Aspirants,
We are providing the most important General Science Previous year Questions for RRB NTPC 2019, RRB Group D 2019, SSC 2019 and all other competitive exams. These questions have very high chances to be asked in RRB NTPC 2019, RRB Group D 2019.
Set-1 General Science Previous Year Questions
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1.Meter in a vehicle that calculates distance covered by the vehicle is called __________.
1. Speedometer
2. Odometer
3. Thermometer
4. TDS meter
Ans:2
2.What is the SI unit of pressure?
1. Newton
2. Weber
3. Pascal
4. Henry
Ans:3
3.The time taken by a pendulum to complete one oscillation is called its?
1. Maximum speed
2. Average speed
3. Time period
4. Time interval
Ans:3
4.If the weight of an object is 60 kgs, what will be its weight on the moon? (N=Newton)
1. 60N
2. 600N
3. 100N
4. 10N
Ans:4
5.The side mirrors of vehicles are of which type of mirrors?
1. Convex
2. Concave
3. Plane
4. Inverted
Ans:1
6.UV rays coming from Sun, majorly causes which cancer?
1. Lungs cancer
2. Liver cancer
3. Mouth cancer
4. Skin cancer
Ans:4
7.Which of the following is not a vector quantity?
1. Acceleration
2. Electric current
3. Force
4. Velocity
Ans:2
8.The phenomena of raising the outer edge of the curved roads, above the inner edge to provide necessary centripetal force to the vehicles to take a safe turn is called _____.
1. Banking of roads
2. Cornering of roads
3. Elevation of roads
4. Tempering of roads
Ans:1
9.For which of the following game, players must have the knowledge of Pascal’s law?
1. Climbing
2. Paragliding
3. Rafting
4. Scuba diving
Ans:4
10.What is the value of the Least Distance of Distinct vision (in cm) for a normal human being?
1. 2.5
2. 25
3. 58
4. 60
Ans:2
11.Who invented the Centigrade scale?
1. Anders Celsius
2. Daniel Gabriel Fahrenheit
3. William Thomson
4. Wright Brothers
Ans:1
12.On which principle does the hydraulic lift works?
1. Newton’s law
2. Pascal’s law
3. Archimedes’s law
4. Joule’s law
Ans:2
13.The coil wire in the electric room heater or electric cooking heater is called __________.
1. Circuit
2. Element
3. Filament
4. Cells
Ans:2
14. Energy in the form of heat is wasted when a machine is operated. This heat is generated due to ___________.
1. Burning
2. Friction
3. Combustion
4. Lubrication
Ans:2
15. The incident ray, the _________ at the point of incidence and the reflected ray all lie in the same plane.
1. Surface
2. Tangent
3. Normal
4. Angle of reflection
Ans:3
16.Seismometer was invented by –
1. Alexander Parkes
2. Luigi Palmieri
3. Alexey Pajitnov
4. Ransom Eli Olds
Ans:2
17.For every action, there is an equal and opposite reaction, is Newton’s
1. First law
2. Second law
3. Third law
4. Fourth law
Ans:3
18.Which among the following is false about displacement?
1. It can be positive, negative or zero
2. Displacement is never greater than Distance
3. Its SI unit is meter
4. It is always positive
Ans:4
19.An object at rest will remain at rest and an object in motion will remain in motion until and unless it is acted upon by an external force. This is Newton’s
1. First law
2. Second law
3. Third law
4. Fourth law
Ans:1
20.What will happen if an object is dropped from a height and there is no air resistance?
1. It will fall with a constant speed and acceleration
2. Its acceleration will increase
3. Both speed and acceleration will increase
4. Its speed will increase
Ans:4
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