Beam balance is used for __________
1.Weight comparison
2.Pressure comparison
3. Density comparison
4.None of the mentioned
Posted Date:-2022-04-29 09:02:55
EEG signal range is ____
1.Less than 1µV
2.Between 1 and 10µV
3.Greater than 10µV
4.None of the mentioned
Posted Date:-2022-04-29 08:43:59
For a negative feedback system, A=3 and β=2 and output impedance without feedback are 100Ω. What will be its total output impedance?
1.14.3 Ω
2. 700 Ω
3.33.33 Ω
4.50 Ω
Posted Date:-2022-04-29 08:51:11
In electromagnetic balance system, horizontality is detected by _______
1.Photo electric cell
2.Direct vision
3. Galvanometer
4.Detector circuit
Posted Date:-2022-04-29 09:03:18
In PMMC device, torque and number of turns have _______
1. Inverse proportionality
2.Direct proportionality
3. Equality
4.Undetermined
Posted Date:-2022-04-29 08:56:55
In which of the following conditions, feedback gain (Af) become independent of forward gain (A)?
1. Aβ<<1
2. Aβ=1
3.Aβ>>1
4.Aβ=0
Posted Date:-2022-04-29 08:52:26
Inverse transducers are also known as _________
1.Open loop transducers
2.Closed loop transducers
3. Input transducers
4.Output transducers
Posted Date:-2022-04-29 08:54:08
Load cells are highly stable.
1.True
2.False
3.all of the above
4.None of the mentioned
Posted Date:-2022-04-29 11:00:45
PMMC devices are converters of ________
1.Voltage to force
2.Force to voltage
3.Force to force
4.Voltage to voltage
Posted Date:-2022-04-29 08:56:11
Water is non-manometric liquid.
1.True
2.False
3.all of the above
4.None of the mentioned
Posted Date:-2022-04-29 10:57:36
Which of the following is correct for load cell?
1.Force to electrical energy conversion
2.Electrical energy to force conversion
3.Force to force conversion
4.None of the mentioned
Posted Date:-2022-04-29 11:00:18
Which of the following is suitable for geomechanical measurement?
1.Vibrating wire load cell
2.Strain gauge load cell
3. Piezo electric load cell
4.All of the mentioned
Posted Date:-2022-04-29 11:01:31
A system with feedback loop doesn’t have _______
1. Less stability
2.High linearity
3.Zero-order operation
4.All of the mentioned
Posted Date:-2022-04-29 08:54:33
As specific gravity increases, the evaporation rate of manometric liquid decreases.
1. True
2.False
3.all of the above
4.None of the mentioned
Posted Date:-2022-04-29 10:58:17
Atmospheric pressure can be expressed in __________
1.N
2. N/m
3. N/m2
4.None of the mentioned
Posted Date:-2022-04-29 10:56:14
Band width of servo operated manometers are limited to ________
1.5 Hz
2.5 KHz
3.5 MHz
4. 5 GHz
Posted Date:-2022-04-29 10:54:18
By conversion, 1 bar= _________ N/m2.
1.104
2.105
3.106
4.107
Posted Date:-2022-04-29 10:56:36
Difference between input signal and feedback signal is known as ______
1.Feedback factor
2.Error signal
3.Output signal
4.Input signal
Posted Date:-2022-04-29 08:44:48
Error signal in positive feedback system will be ____________ input signal.
1.Greater than
2.Lower than
3.Equal to
4.Negative of
Posted Date:-2022-04-29 08:49:03
Ground isolation in bioelectric measurement is not important.
1. True
2. False
3.all of the above
4.None of the mentioned
Posted Date:-2022-04-29 08:43:24
Hot wire anemometer can be used to measure ________
1.Flow rate of non-conducting liquid
2.Flow rate of conducting liquid
3.Liquid level measurement
4.pH of liquid
Posted Date:-2022-04-29 09:02:03
Hydraulic cells are preferable since _________
1.Can be used up to high pressure
2.Faster indication
3.Used for measuring high weights
4.All of the mentioned
Posted Date:-2022-04-29 10:59:25
In a feedback gain equation, what does the term β stands for?
1.Feedback gain
2.Forward gain
3.Open loop gain
4.Closed loop gain
Posted Date:-2022-04-29 08:51:59
In a PMMC device what change will happen to torque, if flux density increased?
1. Increases
2.Decreases
3. Remain constant
4.None of the mentioned
Posted Date:-2022-04-29 08:55:43
In a pneumatic balance system, restoring is done by _________
1. PMMC device
2.Bellows
3.Amplifier
4.Demodulator
Posted Date:-2022-04-29 09:05:22
In balance system gain of amplifier is ________
1.Very low
2. Very high
3.Unity
4.Selected according to weight
Posted Date:-2022-04-29 09:04:18
Input impedance can be ___ on application of negative feedback.
1. Increased
2.Decreased
3.Halved
4.Maintained constant
Posted Date:-2022-04-29 08:50:43
Input impedance of a system is 50 Ω, for the system to be negative feedback, which of the following can be its input impedance without feedback?
1.50 Ω
2.60 Ω
3.40 Ω
4. 100 Ω
Posted Date:-2022-04-29 08:51:37
Input transducers and inverse transducers are the same.
1.True
2. False
3.all of the above
4.None of the mentioned
Posted Date:-2022-04-29 08:57:37
Inverse transducer is system which converts _________
1.Electrical quantity to non-electrical quantity
2.Non-electrical quantity to electrical quantity
3.Electrical quantity to electrical quantity itself
4.Non- electrical quantity to non-electrical quantity itself
Posted Date:-2022-04-29 08:55:19
Manometers are generally used to measure ___________
1. Pressure
2.Voltage
3.Temperature
4.Humidity
Posted Date:-2022-04-29 10:54:42
Null position is attained when _________
1.Two weight becomes equal
2.One becomes double of other
3.One becomes zero
4.No null position attained
Posted Date:-2022-04-29 09:03:51
Pneumatic load cells are suitable for measuring ________
1.Very low pressure
2.Very high pressure
3. Intermediate range of pressure
4.All of the mentioned
Posted Date:-2022-04-29 10:58:57
Pressure output and area of diaphragm in pneumatic cell is related by ___________
1.Direct proportionality
2.Inverse proportionality
3.Equal
4.No relation
Posted Date:-2022-04-29 10:59:48
Resistance of glass electrode will be _____
1.Very low
2.Very high
3.Zero
4. Infinity
Posted Date:-2022-04-29 08:42:40
Tip of indicator electrode will be ______
1.Porous plug
2.Semipermeable membrane
3. Ion sensitive surface
4.Rigid glass
Posted Date:-2022-04-29 08:42:13
Torque of PMMC device is proportional to _______
1. Mass
2.Change in two masses
3.Balancing time
4.None of the mentioned
Posted Date:-2022-04-29 09:04:41
Voltage gain improves on the application of negative feedback.
1.True
2. False
3.all of the above
4.None of the mentioned
Posted Date:-2022-04-29 08:50:15
Which of the following can be used with highly dynamic force?
1.Piezo-electric load cell
2.Strain gauge load cell
3.All of the mentioned
4.None of the mentioned
Posted Date:-2022-04-29 11:01:08
Which of the following cannot act as inverse transducer?
1.Quartz
2.Barium titanate
3.Lead zirconate
4.Cadmium
Posted Date:-2022-04-29 08:58:04
Which of the following change has been happened to output impedance in the negative feedback system?
1.Increases
2.Decreases
3.No change
4.Negative
Posted Date:-2022-04-29 08:49:55
Which of the following has a low evaporation rate than water?
1.Mercury
2.Transformer oil
3.Tetrabromoethane
4.All of the mentioned
Posted Date:-2022-04-29 10:58:00
Which of the following is an inverse transducer _______
1. Piezoelectric transducer
2.LVDT
3.Load cell
4.Bourdon tube
Posted Date:-2022-04-29 08:57:15
Which of the following is the lowest unit for pressure?
1.Bar
2.Micron
3. Torr
4.Microbar
Posted Date:-2022-04-29 10:57:20
Which of the following materials can be used in high pressure manometer tube?
1. Glass
2.Stainless steel
3.Transparent plastic tube
4.None of the mentioned
Posted Date:-2022-04-29 09:06:42
Which of the following may be a cause for ringing in pneumatic load cell?
1.High load
2. Low load
3.Abrupt load change
4.No load
Posted Date:-2022-04-29 11:02:15
Which of the following represents complete expression for a closed loop system?
1.Aβ
2. A/ Aβ
3.A/ (1+Aβ)
4. 1/ (1+Aβ)
Posted Date:-2022-04-29 08:49:27
Which of the following represents pH of acidic medium?
1. Less than 7
2.Greater than 7
3. 0
4.7
Posted Date:-2022-04-29 08:43:01
Which of the following represents pressure exerted by a column of mercury of 1 mm?
1.Micron
2. Torr
3.Microbar
4.Bar
Posted Date:-2022-04-29 10:56:56
Which of the following represents torque produced in a PMMC device?
1.BAI0
2.BNI0
3.BANI0
4.BA2NI0
Posted Date:-2022-04-29 08:54:55