What does a dynamometer measure?

What does a dynamometer measure?
by

1 Answer

Answer :

A dynamometer is used to measure force, torque or power of a engine. A dynamometer also can measure the torque and power needed to power a given driven machine.
by

Related questions

For a dynamometer to be able to measure high current, a ___ should be used.

Description : For a dynamometer to be able to measure high current, a ___ should be used.

Last Answer : current transformer

Do I need any special training to use a dynamometer?

Description : Do I need any special training to use a dynamometer?

Last Answer : Yoy may be able to figure it out but I would not trust it. I would begin looking online or asking someone who knows about dynamometers for help. If you can do these two options you might just need to as your boss for assistance before next week.

Which of the following instruments have least torque/weight ratio: a) Dynamometer type b) PMMC c) Attraction type moving iron d) Repulsion type moving iron

Description : Which of the following instruments have least torque/weight ratio: a) Dynamometer type b) PMMC c) Attraction type moving iron d) Repulsion type moving iron

Last Answer : Ans: A

Which of the instruments listed is used to check insulation resistance? A. Magneto B. Megohmmeter C. Dynamometer D. Rheostat

Description : Which of the instruments listed is used to check insulation resistance? A. Magneto B. Megohmmeter C. Dynamometer D. Rheostat

Last Answer : Answer: B

Soil strength is determined by (a) Penetrometer (b) Micrometer (c) Hydrometer (d) Dynamometer

Description : Soil strength is determined by (a) Penetrometer (b) Micrometer (c) Hydrometer (d) Dynamometer

Last Answer : (a) Penetrometer

The draft of a trailed type implement can be measured using a) Brake dynamometer b) Torque meter c) Tension dynamometer d) Dial gauge

Description : The draft of a trailed type implement can be measured using a) Brake dynamometer b) Torque meter c) Tension dynamometer d) Dial gauge Ans. c

Last Answer : Ans. c

Moving coil in dynamometer wattmeter connected a) In series with fixed coil b) Across supply c) In series with load d) Across load

Description : Moving coil in dynamometer wattmeter connected a) In series with fixed coil b) Across supply c) In series with load d) Across load

Last Answer : Ans: Across supply

A dynamometer instrument is mainly used as a/an

Description : A dynamometer instrument is mainly used as a/an

Last Answer : wattmeter

Where can we used the dynamometer?

Description : Where can we used the dynamometer?

Last Answer : dc and ac

Dynamometer type instrument can be used for

Description : Dynamometer type instrument can be used for

Last Answer : both dc and ac works

power of absorbing type hydraulic dynamometer varies as a) cube of rpm b) fifth power of the diameter c) none of the above d) both (a) and (b)

Description : power of absorbing type hydraulic dynamometer varies as a) cube of rpm b) fifth power of the diameter c) none of the above d) both (a) and (b)

Last Answer : d) both (a) and (b)

Soil strength is determined by: A. penetrometer B. micrometer C. hydrometer D. dynamometer

Description : Soil strength is determined by: A. penetrometer B. micrometer C. hydrometer D. dynamometer

Last Answer : D. dynamometer

Which one is a transmission dynamometer a) Torsion dynamometer b) Froues hydraulic dynamometer c) Belr dynamometer d) Proney brake dynamometer

Description : Which one is a transmission dynamometer a) Torsion dynamometer b) Froues hydraulic dynamometer c) Belr dynamometer d) Proney brake dynamometer

Last Answer : a) Torsion dynamometer

Explain the working principle of the following dynamometers with suitable sketches, if necessary: (i) Hydraulic Dynamometer. (ii) Eddy Current Dynamometer.

Description : Explain the working principle of the following dynamometers with suitable sketches, if necessary: (i) Hydraulic Dynamometer. (ii) Eddy Current Dynamometer.

Last Answer : (i) Hydraulic Dynamometer: In principle, hydraulic dynamometer construction is similar to that of a fluid flywheel. Hydraulic dynamometer consists of an impeller or inner rotating member coupled to the output shaft ... Eddy current oppose the rotor motion thus loading the engine.

Describe the working of electrical dynamometer

Description : Describe the working of electrical dynamometer

Last Answer : Electric Dynamometer:- These may be either the i) Swinging field type  ii) Eddy current type. Working principle of eddy current dynamometer:  Figure: Working principle of Eddy ... the help of a movement arm. The load is controlled by regulating the current in the electromagnets. 

Draw and explain the circuit diagram for measurement of single phase power using dynamometer type wattmeter.

Description : Draw and explain the circuit diagram for measurement of single phase power using dynamometer type wattmeter. 

Last Answer : Circuit diagram for measurement of single phase power using dynamometer type wattmeter: Explanation: It consists of two stationary coils, called current coils and one moving coil, called voltage or ... i.e. power. The meter can be calibrated directly to indicate the power in watts. 

State the effects of errors in dynamometer type wattmeter due to i) pc- inductance ii) pc- capacitance iii) mutual inductance iv) Connection.

Description : State the effects of errors in dynamometer type wattmeter due to i) pc- inductance ii) pc- capacitance iii) mutual inductance iv) Connection.

Last Answer : Errors in wattmeter:  i) pc - inductance: Pressure coil inductance causes wattmeter to read more power than actual .  ii) pc-capacitance: The wattmeter reads less power.  iii) ... iv) Connection: In uncompensated wattmeter , the reading of wattmeter includes the powerloss in coils. 

State any four errors that occur in dynamometer type wattmeter

Description : State any four errors that occur in dynamometer type wattmeter

Last Answer : Errors that occur in dynamometer type wattmeter: 1. Errors due to method of connection. 2. Error due to pressure coil inductance. 3. Error due to pressure coil Capacitance. 4. Error due to mutual ... Error due to eddy currents. 7. Temperature error. 8. Error due to vibration of moving system

With a neat sketch explain working of 1 phase dynamometer type power factor meter.

Description : With a neat sketch explain working of 1 phase dynamometer type power factor meter.

Last Answer : Working of 1 phase dynamometer type power factor meter : The current coil is connected in series with load. Two pressure coils marked as A and B are connected across the supply terminals ... becomes stationary and the pointer shows steady deflection corresponding to the power factor of the load. 

With neat diagram explain constructional details of dynamometer type wattmeter.

Description : With neat diagram explain constructional details of dynamometer type wattmeter.

Last Answer : Working Principle of Wattmeter: It consists of two stationary coils, called current coils and one moving coil, called voltage or potential coil. The moving coil is mounted on the spindle, in the gap ... experiences a force and tends to move in the direction as per Fleming's left hand rule. 

In dynamometer type of wattmeter, which of the coil is split up into two parts?

Description :  In dynamometer type of wattmeter, which of the coil is split up into two parts?

Last Answer :  In dynamometer type of wattmeter, which of the coil is split up into two parts?  current coil

The pressure coil of a dynamometer type wattmeter is

Description : The pressure coil of a dynamometer type wattmeter is  A) Highly inductive B) Highly resistive C) Purely resistive D) Purely inductive

Last Answer : highly resistive

The potential coil of a single phase dynamometer wattmeter has 4840 Ohm resistance. Voltage across the load is

Description : The potential coil of a single phase dynamometer wattmeter has 4840 Ohm resistance. Voltage across the load is 220 V. With the potential coil connected on the load side, the meter indicates 100 W. Approximate percentage error due to wattmeter connection is (A) 11% (B) 9% (C) 1.1% (D) 3%

Last Answer : The potential coil of a single phase dynamometer wattmeter has 4840 Ohm resistance. Voltage across the load is 220 V. With the potential coil connected on the load side, the meter indicates 100 W. Approximate percentage error due to wattmeter connection is 11%

Moving coil in dynamometer wattmeter connected : -

Description :  Moving coil in dynamometer wattmeter connected : - a) in series with fixed coil b) across supply c) in series with load d) across load

Last Answer : Moving coil in dynamometer wattmeter connected : - across supply

Dynamometer type moving coil instruments are provided with _____.

Last Answer : Dynamometer type moving coil instruments are provided with pneumatic damping

In a dynamometer 3-phase power factor meter, the planes of the two moving coils are at?

Last Answer : In a dynamometer 3-phase power factor meter, the planes of the two moving coils are at 120°.

A dynamometer wattmeter can be used for?

Last Answer : A dynamometer wattmeter can be used for both D.C. and A.C.

The resistance in the circuit of the moving coil of a dynamometer wattmeter should be?

Last Answer : The resistance in the circuit of the moving coil of a dynamometer wattmeter should be high.