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"If the motor gets over loaded, then its" Multiple Choice Questions (MCQ) on physics problems and solutions with choices slows down, back emf decreases, back emf increases, and both a and b for ACT prep classes. Practice merit scholarships assessment test, online learning physics problems and solutions quiz questions for competitive exams in physics majors for colleges that offer online courses. Physics Problems and Solutions Video
MCQs on Physics Problems and Solutions Download PDF
MCQ: If the motor gets over loaded, then its
- slows down
- back EMF decreases
- back EMF increases
- both a and b
D
MCQ: With alternative current, the inductor behaves like
- resistor
- capacitor
- transistor
- wire
A
MCQ: A metal rod of 25 cm is moving at 0.5 m s-1 in direction perpendicular to 0.25 T magnetic field, the EMF produced is
- 0.12 × 10-2 V
- 1.12 × 10-2 V
- 3.12 × 10-2 V
- 2.12 × 10-2 V
C
MCQ: Law that states that direction of induced current is always as to oppose the change which causes the current, is
- Faradays law
- Lenz's law
- Newton's law
- motional EMF
B
MCQ: While grasping wire in right hand with thumb pointing to the direction of current is known as
- right hand rule
- left hand rule
- thumb hand rule
- both a and b
A