General Science Questions and Answers
General Knowledge General Science Questions with Answers enhance scientific understanding in physics, chemistry, and biology. Useful for SSC, RRB, and NDA exams, these questions strengthen your general science foundation
General Science
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124 questions
101. The best colour (s) for a sun umbrella will be
- black
- black on top and white on the inside
- white on top and black on the inside
- printed with all the seven colours of rainbow
102. Which one of the following can be used to confirm whether drinking water contains a gamma emitting isotope or not?
- Spectrophotometer
- Microscope
- Scintillation counter
- Lead plate
103. The following processes take place during the launching of a rocket: 1. Rocket fuel is burnt. 2. Gases are produced. 3. Rocket moves in the forward direction. 4. Gases come out with momentum in back ward direction. The correct sequential order in which the above processes occur, is
- 1,2,3,4
- 1,3,2,4
- 1,2,4,3
- 1,3,4,2
104. A computer can be freely programmable
- if it is of a digital type
- if it is controlled synchronously
- if it contains a read only memory (ROM)
- if it contains a random access memory(RAM)
105. Which of the following polymers is widely used for making bullet proof material?
- Polyethylene
- Polyamides
- Polyvinyl chloride
- Polycarbonates
106. What is a flow chart in computer terminology?
- A graphical representation of a sequence of operations in a computer program
- A circular chart used for computer languages
- A debugging programme.
- None of these
107. A transistor is most likely to be found in a
- wrist watch
- fuse
- hearing aid
- fluorescent lamp
108. Ball bearings are used to reduce friction by
- applying lubricants to the balls used
- reducing the area of contact with the use of metallic balls
- increasing the area of contact with the use of metallic balls
- None of these
109. Aviation fuel for jet aeroplanes consists of purified
- petrol
- kerosene
- gasoline
- diesel
110. Recoil of a gun is an example of
- conservation of mass
- conservation of energy
- conversion of Potential Energy into Kinetic Energy
- conservation of linear momentum