Question Detail

PHY 102 Test Compilation PHY 102 27 Objective Question

Question

A pulse of sound is produced at the bottom of a boat. The sound travels through the water and is reflected from the sea bed. The sound reaches the boat again after 1.3s. The sea bed is 1000m below the boat. What is the speed of sound in the water?
Options
A 770 m/s
B 1300 m/s
C 1538 m/s
Correct Answer
D 2600 m/s
Correct Answer

Option C is the correct answer.

Detailed Explanation

Round trip 2000m in 1.3s. speed=2000/1.3=1538m/s.

Hint

Round trip 2000m in 1.3s.

Question Info