Which of the following is used as detector in audio frequency ac bridges? Options: A . &nbspAC voltmeter B . &nbspCRO C . &nbspHead phones D . &nbspVibration galvanometer

Which of the following is used as detector in audio frequency ac bridges?

Question

Which of the following is used as detector in audio frequency ac bridges?

Options:

A . AC voltmeter

B . CRO

C . Head phones

D . Vibration galvanometer

Answer: Option C
Answer: (c).Head phones

Was this answer helpful ?

Next Question

Question 1. A dynamometer wattmeter is connected in ac circuit. The reading will be....

Question 2. A voltmeter using thermocouples measures....

Question 3. The speed transducer using a drag cup rotor has the main advantage of....

Question 4. Which of the following statement is correct for two wattmeters method of power measurement in 3 phase circuit?....

Question 5. Which of the following measurements using a dc potentiometer do not require standardisation of potentiometer?....

Question 6. A variable reluctance tachometer has 180 teeth on rotor. The speed of shaft on which it is mounted in 1200 rpm. The freq....mounted in 1200 rpm. The frequency of output pulses is

Question 7. Which of these has poor overload capacity?....

Question 8. In 3 phase power measurement by two wattmeter method, both wattmeters had equal reading. The power factor of load is....

Question 9. Assertion (A): Wien bridge can be used for measuring frequency. Reason (R): A frequency meter for 50 Hz system has a ....system has a frequency range of 40 to 60 Hz.

Question 10. Which instrument is based on induction principle?....

Chapter 1 - GLOBAL STEEL SCENARIO & INDIAN STEEL INDUSTRY Part 1 : (13-04-2024) INDUSTRY AND COMPANY AWARENESS (ICA)

Direction Sense Test Part 1 Reasoning (Hindi)

Chapter 1 - RMHP / OHP / OB & BP Part 1 : (14-02-2024) GPOE

Cube & Cuboid Part 1 Reasoning (Hindi)

Data Interpretation (DI) Basic Concept Reasoning (Hindi)

Counting Figures Part 1 Counting Of Straight Lines Reasoning (Hindi)

Sail E0 free webinar Webinars

Real Numbers Part 7 Class 10 Maths

Real Numbers Part 1 Class 10 Maths

Polynomials Part 1 Class 10 Maths

GPOE / GPA Combined 1 Free Mock Test SAIL JO E-0 2024

ICA Combined 1 Free Revision Test SAIL JO E-0

RDIC Review Test SAIL JO E-0

Pie Chart - Test Paper 1 Data Interpretation Reasoning & DI

RSP Combined 1 Free Revision Test SAIL JO E-0