Basic Science

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All Basic Scientific Concepts 1 Matter 1 Energy 3 Force & Motion Heat & Temperature Light 6 Sound 4 Electricity 2 Magnetism
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Q1.If output voltage is greater than input voltage, then transformer is:

Easy
A Step up
B Step down
C Faulty
D None of these
Electricity CSS 2026

Correct Answer: A

A transformer where output voltage exceeds input voltage is called a step-up transformer.

Q2.The device used to measure current in an electrical circuit is called:

Medium
A Voltmeter
B Ammeter
C Galvanometer
D Barometer
Electricity FPSC 2025

Correct Answer: B

Correct Answer: Ammeter. An ammeter is a measuring instrument used to determine the electric current in a circuit.