Chapters and topics
- Energy 2 topics · 285 MCQs
- Current Electricity 2 topics · 231 MCQs
- Basic Electronics 2 topics · 254 MCQs
- Science and Technology 2 topics · 264 MCQs
- Space and Nuclear Programme of Pakistan 1 topic · 125 MCQs
Sample Gs Tech MCQs
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Q1. Which form of energy is the: energy with the help of which we can see things?
- Kinetic energy
- Electrical energy
- Light energy
- Chemical energy
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Answer: C. Light energy
Light energy: energy with the help of which we can see things.
Q2. The small resistance connected in parallel to a galvanometer in an ammeter is called:
- shunt
- dielectric
- switch
- fuse
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Answer: A. shunt
The major portion of current passes through the shunt.
Q3. In a digital signal the high voltage pulse is represented by:
- −1
- 0
- 2
- 1 (on)
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Answer: D. 1 (on)
The correct answer is “1 (on)”. The low voltage pulse is “0”.
Q4. γ-rays are used to preserve food for a long period because they:
- dry food
- freeze food
- kill bacteria in the food
- add taste
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Answer: C. kill bacteria in the food
The correct answer is “kill bacteria in the food”. Food without bacteria does not go bad.
Q5. Sputnik-1 was launched in:
- April 1961
- July 1969
- October 1947
- October 1957
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Answer: D. October 1957
The correct answer is “October 1957”. That started the space era.
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