Description : Which of the following devices converts electrical energy into mechanical energy? (a) Dynamo (b) Transformer (c) Electric motor (d) Inductor
Last Answer : Ans:(c)
Description : The electric motor converts - (1) Electrical energy into mechanical energy (2) Mechanical energy into electrical energy (3) Electrical energy into light energy (4) None of these
Last Answer : (1) Electrical energy into mechanical energy Explanation: A generator converts mechanical energy into electrical energy, while a motor does the opposite - it converts electrical energy into mechanical energy.
Description : A device that converts mechanical energy into electric energy is called----? A. Motor. B. Transformer. C. Coil. D. Generator?
Last Answer : B. Transformer.
Description : Which of the following converts electric energy into mechanical energy: a. Transformer b. DC generator c. Motor d. AC generator
Last Answer : d. AC generato
Description : A device which converts chemical energy into electrical energy is called -----? A. motor B. generator C. moving-coil meter D. battery (Answer)
Last Answer : D. battery (Answer)
Description : What kind of Device that converts electric energy into kinetic energy?
Last Answer : An electric motor.
Description : A photoelectric cell converts – (1) Mechanical energy to electric energy (2) Heat energy to mechanical energy (3) Light energy to chemical energy (4) Light energy to electrical energy
Last Answer : (4) Light energy to electrical energy Explanation: Photoelectric cell or photocell, device whose electrical characteristics (e.g., current, voltage, or resistance) vary when light is incident ... The most common type consists of two electrodes separated by a light-sensitive semiconductor material.
Description : _________ detects the satellite signal relayed from the feed and converts it to an electric current, amplifies and lower its frequency. A. Horn antenna B. LNA C. Satellite receiver D. Satellite dish
Last Answer : B. LNA
Description : _______ detects the satellite signal relayed from the feed and converts it to an electric current, amplifies and lower its frequency. A. Feedhorn B. Satellite dish C. Satellite receiver D. LNB
Last Answer : D. LNB
Description : A thermoelectric engine which consists of two dissimilar electric conductors connected at two junctions maintained at different temperatures, converts (a) Electric energy into heat energy [IES-2006] (b ... energy (c) Mechanical work into electric energy (d) Electric energy into mechanical work
Last Answer : (b) Heat energy into electric energy
Description : Which part of human ear converts sound vibrations into electric signals. a)hammer b)stirrup c)tympanic membrane d)cochlea
Last Answer : d)cochlea
Description : DC motors converts electrical into ___ energy. A. Mechanical B. Wind C. Electric D. None
Last Answer : A. Mechanical
Description : A photo-electric cell converts (1) mechanical energy to electric energy (2) heat energy to mechanical energy (3) light energy to chemical energy (4) light energy to electrical energy
Last Answer : light energy to electrical energy