Choppers are used to control the DC voltage level.

Related MCQs

• In current commutated DC-DC choppers, the voltage spike appears across the load when
• A step - down choppers can be used in
• Choppers is a
• Choppers converter
• Calculate the output voltage of the Buck converter if the supply voltage is 789 V and duty cycle value is .9.
• Calculate the output voltage of the Boost converter if the supply voltage is 156 V and duty cycle value is .4.
• A single-phase voltage controller, using one SCR in anti parallel with a diode, feeds a load R and Vs = 230 V. For a firing angel of 90° for the SCR, the PMMC voltage connected across R would read
• In a 3 phase full wave regulator feeding a star connected resistance load the input voltage is 400 V line to line. The firing angle is 160°. The line to line output voltage would be
• A single phase half wave rectifier is feeding a resistive load. When a = 0, dc output voltage is 127 V. When a = 30°, the dc output voltage will be about
• In integral cycle control the period of on-off control should be more than mechanical time constant of load.