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PHY 102 Test Compilation PHY 102 25 Objective Question
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Question

An electric motor is connected to a 240 V mains supply. The armature draws 15 A. If the armature resistance is 0.15 ohms, calculate the power developed in the armature.
Options
A 4325.8 W
B 3566.2 W
Correct Answer
C 2124.7 W
D 1876.3 W
Correct Answer

Option B is the correct answer.

Detailed Explanation

Pin=VI=3600W. Ploss=I2R=33.75W. P=3600-33.75=3566.25W.

Hint

Pin=VI=3600W.

Question Info

Course: PHY 102
Topic: Test Compilation PHY 102 25
Type: Objective
Difficulty: Not specified
Question 1486 of 1819
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