M

Mr. Dubey • 52.33K Points
Coach 

Q. The PWM control of DC motor varies

(A) linearly with speed
(B) inversely with speed
(C) parabolically with speed
(D) exponentially with speed

Explanation: 
 in pwm technique duty ratio is a linear function with respect to speed.

Share

Discusssion

Login to discuss.

Loading Comments....

Related MCQs

Q. Vapour lock is

Q. If the contact breaker gap is small, it results in

Q. The average energy of a Cs-137 source is approximately:

Q. Aeroderivative engines release higher emissions.

Q. What is the compressibility of neon (molar mass = 20) with density 20 g/liter at 27oC and 100 atm?

Q. Types of supercharger are

Q. What is the alternative name of functional diameter?

Q. Which of the following types of energy can be present in molecules?

Q. At equilibrium the concentration of water in vapour phase (C*) in kg/m3 of air space and the amount of water (m) adsorbed per kg of dry silica gel are

Q. The octane rating of petrol commercially available is usually

Question analytics