Measurements Instrumentation Objective Type Questions Answers: Part-10[1] A 12 bit counter type A/D converter uses a 1 MHz clock. Its maximum conversion time isA) 1 �sB) 12�sC) 4096�sD) 4�s Ans:C Answer [2] A 12 bit counter type A/D converter uses a 1 MHz clock. Its maximum conversion rate isA)...
Saturday, 30 April 2016
Tuesday, 9 February 2016
Electrical Engineering Basics Objective Questions with Answers: Part-17
Electrical Engineering Basics Objective Questions with Answers[1] Electrostatics is a branch of electricity concerned with(a) Energy flowing across a gap between conductors(b) Charges at rest(c) Charges in motion(d) Energy in the form of chargesAnswer: B Answer [2] Four 2 �F capacitors are connected...
Friday, 25 September 2015
DC Machine Multiple Choice Questions with Solutions: Part-12
DC Motor DC Generator Multiple Choice Questions with Solutions:[1] Which of the following statements is false?(a) A DC motor converts electrical energy to mechanical energy(b) The efficiency of a DC motor is the ratio input power to output power(c) A DC generator converts mechanical power to electrical...
Friday, 21 August 2015
3 Phase Induction Motors Objective Questions with Answers: Part-2
3 Phase Induction Motors Related ( MCQ ) Objective Questions with Answers
[1] Which of the following statements about a three-phase squirrel-cage induction motor are false?
(a) It has no external electrical connections to its rotor
(b) A three-phase supply is connected to its stator
(c) A magnetic...
Wednesday, 8 July 2015
Multiple Choice Questions [MCQ] on Basic Electrical Engineering -Part16
Objective Type Questions on Basic Electrical Engineering -Part16[1] A 240V, 60W lamp has a working resistance of:(a) 1400O(b) 60O(c) 960O(d) 325OAns: C Answer [2] The symbol for the unit of temperature coefficient of resistance is:(a) O /�C(b)O(c) �C(d) O /O�CAns: D Answer [3] The length...
Friday, 10 April 2015
Multiple Choice Questions with Answers on Power Electronics and Drives: Part15
Multiple Choice Questions with Answers on Power Electronics and Drives[Q-1] Silicon based rectifiers are preferred than germanium based rectifiers because(a) Si is available easily compared to Ge(b) Only Si has a stable off state(c) Ge is very temperature sensitive(d) Si only has the characteristics...
Wednesday, 25 March 2015
Power Electronics Objective Type Questions with Answers: Part-14
Power Electronics Objective Questions and Answers[Q-1] When an inductance is inserted in the load circuit of SCR(a) The turn on time of SCR is increased(b) Output voltage is reduced for the same firing angle(c) Conduction continues even after reversal of phase of input voltage(d) A free wheeling diode...