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It is required to measure temperature in the range of 1300-1520°C. The most suitable thermocouple is | |
A. | chromel constantan [Wrong Answer] |
B. | iron constantan [Wrong Answer] |
C. | chromel aluminium [Wrong Answer] |
D. | platinum-rhodium [Correct Answer] |
View Answer
Explanation:-
Answer : D Discuss it below : !! OOPS Login [Click here] is required to post your answer/result |
Also Read Similar Questions Below :
⇒ Which of the following operation are performed on linear queues?
1, 2 and 3
2, 3 and 4
1, 3 and 4
1, 2, 3 and 4
⇒ Electronic tubes used for transmitter differ from their counterparts in the receivers in respect that
they are large in size
they are capable of handling large powers
they generate large amount of heat when in operation
none of the above
⇒ The characteristic impedance of a twin wire feeder used for TV signals is about
1000 ohm
500 ohm
300 ohm
100 ohm
⇒ An electromagnetic wave incidents on a perfect insulator at an angle. If the wave is not entirely parallel polarized, then
the reflected wave will be entirely polarized parallel to the plane of incidence
there will be no reflection
the reflected wave will be entirely polarized perpendicular to the plane of incidence
any of the above
⇒ Which one of the following power amplifier has the maximum efficiency?
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Class B
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⇒ The log magnitude for the system in the given figure is (where T =
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-20 log (1 + ωT)
-10 log (1 + ω^{2}T^{2})
-20 log (1 + ω^{2}T^{2})
⇒ In free space, line of sight propagation case, the transmission losses between transmitter and receiver increase with frequency (f) as
f
f^{2}
f^{4}
f^{1/2}
⇒ Consider the following stateme
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⇒ Vividh Bharati programme is transmitted in
short wave
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⇒ To measure a resistance of about 8 ohms we should use
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⇒ The type of feedback in the following circuit diag
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moderate value
⇒ The atomic weight of an atom is determined by
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the number of neutrons
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⇒ A 7477 decoder drives
seven-segment display
nickel tape
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⇒ The power to the portable unit of a cordless telephone is provided by
pencil cells
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rechargeable cells
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⇒ In an ac series RLC circuit the maximum phase difference between any two voltages can be
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⇒ With I_{s} disconnected I = - 1, when I_{s} = b is connected, the value of I will be
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⇒ In Bode analysis the correction at corner frequency is 3 dB.
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none of the above
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⇒ In a zener diode
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the ratio v-i can be negative
there are two p-n junctions
⇒ In a P-N-P transistor, with normal bias, the emitter junction
is always reverse biased
offers very high resistance
offers a low resistance
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⇒ An incremental model of a solid state device is one which represents the
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dc property of the device at all operating points
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ac property of the device at all operating points
⇒ A signal x(n) = sin(ω_{0}n + φ) is the input to a linear time invariant system having a frequency response H(e^{jω}) If the O/P of the system is Ax(n -n_{0}), then the general form of H(e^{jω}) will be
- n_{0}ω_{0} + β for any arbitrary real β
- n_{0}ω_{0} + 2pk for any arbitrary integer k
n_{0}ω_{0} + 2pk for any arbitrary integer k
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⇒ Which of the following operation are performed on linear queues?
- Testing a linear queue for underflow
- Enqueue operation
- Dequeue operation
- Testing a linear queue for overflow.
1, 2 and 3
2, 3 and 4
1, 3 and 4
1, 2, 3 and 4
⇒ Electronic tubes used for transmitter differ from their counterparts in the receivers in respect that
they are large in size
they are capable of handling large powers
they generate large amount of heat when in operation
none of the above
⇒ The characteristic impedance of a twin wire feeder used for TV signals is about
1000 ohm
500 ohm
300 ohm
100 ohm
⇒ An electromagnetic wave incidents on a perfect insulator at an angle. If the wave is not entirely parallel polarized, then
the reflected wave will be entirely polarized parallel to the plane of incidence
there will be no reflection
the reflected wave will be entirely polarized perpendicular to the plane of incidence
any of the above
⇒ Which one of the following power amplifier has the maximum efficiency?
Class A
Class B
Class AB
Class C
⇒ The log magnitude for the system in the given figure is (where T =
20 log (1 + ωT)
-20 log (1 + ωT)
-10 log (1 + ω^{2}T^{2})
-20 log (1 + ω^{2}T^{2})
⇒ In free space, line of sight propagation case, the transmission losses between transmitter and receiver increase with frequency (f) as
f
f^{2}
f^{4}
f^{1/2}
⇒ Consider the following stateme
1, 2 and 3
1 and 2 only
2 and 3 only
3 and 4 only
⇒ Vividh Bharati programme is transmitted in
short wave
medium frequency
very high frequency
all of the above
⇒ Insertion of a dielectric material between the plates of an air capacitor
increases the capacitance
decreases capacitance
has no effect an capacitance
increases breakdown voltage
⇒ To measure a resistance of about 8 ohms we should use
Kelvin's double bridge
Wheatstone bridge
Meggar
Either (b) or (c)
⇒ The type of feedback in the following circuit diag
Voltage shunt
Current-shunt
Voltage series
Current series
⇒ Antenna beamwidth is
measure of directivity
measure of angle
measure of radiation pattern
measure of power pattern
⇒ In a circuit the value of resistor is made four times. The noise voltage generated by this resistance will
be doubled
be increased four times
remain the same
become half
⇒ For the high-pass circuit to act as a differentiator, the time constant must be
small
very small in comparison to the time period of the input signal
very high in comparison to the time period of the input signal (that is low pass circuit)
moderate value
⇒ The atomic weight of an atom is determined by
the number of protons
the number of neutrons
the number of protons and neutrons
the number of electrons and protons
⇒ A 7477 decoder drives
seven-segment display
nickel tape
relays
diode matrix
⇒ The power to the portable unit of a cordless telephone is provided by
pencil cells
dry cells
rechargeable cells
AC mains
⇒ In an ac series RLC circuit the maximum phase difference between any two voltages can be
90°
45°
- 90°
180°
⇒ With I_{s} disconnected I = - 1, when I_{s} = b is connected, the value of I will be
0.0833333333333333
-1 A
0.0416666666666667
0.125
⇒ In Bode analysis the correction at corner frequency is 3 dB.
TRUE
FALSE
⇒ The measurement of Hall coefficient of a semiconductor with one type of charge carriers gives the information about
sign of charge carrier
density of charge carrier
both sign and density of charge carrier
none of the above
⇒ The difference between resonant commutation and self commutation is
both these methods are based on entirely different principles
in resonant commutation, the commutating elements carry load current but in self commutation, the commutating elements do not carry load current
resonant commutation uses L and C but self commutation uses only capacitor
none of the above
⇒ The PIV of a bridge rectifier is less than that of full wave rectifier with centre tapped transformer.
TRUE
FALSE
⇒ Directive gain of elementary doublet is
100
10
1.5
0.5
⇒ Which of the following is a valid integer variable in Fortran 77?
KM
K M - 1
DELHI
318
⇒ In a zener diode
the forward current is very high
sharp breakdown occurs at a certain reverse voltage
the ratio v-i can be negative
there are two p-n junctions
⇒ In a P-N-P transistor, with normal bias, the emitter junction
is always reverse biased
offers very high resistance
offers a low resistance
remains open
⇒ An incremental model of a solid state device is one which represents the
ac property of the device at desired operating point
dc property of the device at all operating points
complete ac and dc behaviour at all operating points
ac property of the device at all operating points
⇒ A signal x(n) = sin(ω_{0}n + φ) is the input to a linear time invariant system having a frequency response H(e^{jω}) If the O/P of the system is Ax(n -n_{0}), then the general form of H(e^{jω}) will be
- n_{0}ω_{0} + β for any arbitrary real β
- n_{0}ω_{0} + 2pk for any arbitrary integer k
n_{0}ω_{0} + 2pk for any arbitrary integer k
- n_{0}ω_{0} + φ