BMET CDC SET A VOLUME 3 ACTUAL QUESTIONS

BMET CDC SET A VOLUME 3 (ACTUAL / ) QUESTIONS

WITH CORRECT ANSWERS ALREADY GRADED A+ LATEST

57.(416) Which device has two base leads?a.Positive-type and negative-type material (PN) junction diode.b."Pointing-in" PNP-type bipolar transistor.c.Unijunction transistor.d.Zener diode.c.Unijunction transistor.

58.(417) Which semiconductor device requires an external trigger pulse (instead of an input signal) for operation?a."Not pointing in" positive-type and negative-type material (NPN) transistor.b.Silicon controlled rectifier (SCR) .c.Unijunction transistor (UJT).d.Zener diode.b.Silicon controlled rectifier (SCR)

59.(417) When a silicon controlled rectifier's (SCR) anode and cathode are reversed biased, a trigger pulse appliedon the gate will cause it to a.reach breakdown voltage. 1 / 4

b.remain unchanged.c.start conducting.d.stop conducting.b.remain unchanged.

60.(417) Photosensitive devices are classified according to their a.size.b.circuit use.c.construction.d.characteristics.d.characteristics.

• (417) What are the two basic types of optical coupled

devices?

• Optoisolator and optical interrupter.
• Optoisolator and optotransistor.
• Optotransistor and optodiode.
• Optocapacitor and optodiode.
• Optoisolator and optical interrupter.

• / 4

• (418) In the differential or common mode, the operational

amplifier (OP AMP) amplifies the

• voltage increase.
• changing signals only.
• difference between two input signals.
• difference between input and circuit reference.
• difference between two input signals.

• (418) What is the primary purpose of the closed loop

operational amplifier (OP AMP) configuration?

• High voltage gains.
• High current gains.
• Sensitivity.
• Stability.
• Stability.

• (418) Which operational amplifier (OP AMP) configuration

provides a voltage gain of 1?

• Inverting.
• Differential.
• Noninverting.
• Voltage follower.
• Voltage follower. 3 / 4

• (419) What are the three important features of numbering

systems?

• A base or radix, place value, and place holder.
• Place holder, a point, and a base or radix.
• A base or radix, place value, and a point.
• Place holder, a point, and a place value.
• A base or radix, place value, and a point.

• (419) The fractional and whole part of a number in the

binary system are separated by the

• radix.
• binary point.
• place holder.
• decimal point.
• binary point.

• (419) What numbering system is used by digital computers?
• Octal.
• Binary.
• Decimal.
• Hexadecimal.
• / 4