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DSSSB TGT · Everyday Matter Observation · Quiz

Everyday Matter Observation — quick quiz

5 real DSSSB TGT questions on Everyday Matter Observation. Instant scoring and solutions, no signup — see where you stand in ~3 minutes.

Question 1 of 5

MEDIUM

A person standing near a railway track observes that the pitch of the train whistle appears higher when the train approaches and lower when it moves away. This everyday observation is an example of which phenomenon?