Consider the following transducers:1. LVDT2. Piezoelectric3. Thermocou – McqOptions

MCQOPTIONS

1.	Consider the following transducers:1. LVDT2. Piezoelectric3. Thermocouple4. Photovoltaic cellWhich of the above are active transducers?
A.	1, 2 and 3
B.	1, 2 and 4
C.	2 and 3 only
D.	2, 3 and 4
Answer» E.

Discussion

No Comment Found

Related MCQs

Moiré fringes are used to measure rotary displacement along with ________.
It converts a non-electrical physical quantity to an electrical quantity?
LVDT has-
Electrical voltage-based telemetering schemes used for short distances must necessarily have
An optical encoder is
A differential transformer(A) is a differential voltage of two secondary windings of a transformer is varied by positioning the magnetic core through an externally applied force(B) is used for pressure measurement(C) is used for force measurement(D) is used for displacement measurement(E) is used for position measurementChoose the correct answer from the options given below :
Directions: It consists of two statements, one labelled as the ‘Statement (I)’ and the other as ‘Statement (II)’. Examine these two statements carefully and select the answers to these items using the codes given below:Statement (I):RF voltage is measured by rectifying the alternating voltage first and then amplifying the resulting dc output.Statement (II):Amplification of RF signal itself is very difficult.
A device that transforms one from of energy to another is called:
Choose the INCORRECT statement with respect to the use of electrical transducers.
Consider the following transducers:1. LVDT2. Piezoelectric3. Thermocouple4. Photovoltaic cellWhich of the above are active transducers?