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  9. Q57

PPSC PCS 2025 · Question 57 of 100

Two types of measuring devices - the beam balance and the spring balance - are commonly used in shops. If we take them to the Moon, which of the following will give the same reading for a given object as it does on the Earth?

Science & Tech

  1. AOnly the beam balanceCorrect
  2. BOnly the spring balance
  3. CBoth the balances
  4. DNeither of the two balances

Answer: A. Only the beam balance

Explanation

Only the beam balance gives the same reading on the Moon, since it compares masses while the spring balance measures weight.

Source: https://www.nimbusias.com/wp-content/uploads/2025/12/Punjab-PCS-GS-Original-Paper-2025.pdf

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