Question is ⇒ A 300 V voltmeter has an accuracy of ± 2% of full scale deflection. When the reading is 222 V, the actual voltage, Options are ⇒ (A) lies between 217.56 and 226.44 V, (B) lies between 217.4 and 226.6 V, (C) lies between 216 and 228 V, (D) is exact 222 V, (E) , Leave your comments or Download question paper.

Question is ⇒ A 300 V voltmeter has an accuracy of ± 2% of full scale deflection. When the reading is 222 V, the actual voltage, Options are ⇒ (A) lies between 217.56 and 226.44 V, (B) lies between 217.4 and 226.6 V, (C) lies between 216 and 228 V, (D) is exact 222 V, (E) , Leave your comments or Download question paper. Previous question Next question


Q1.	A 300 V voltmeter has an accuracy of ± 2% of full scale deflection. When the reading is 222 V, the actual voltage
A.	lies between 217.56 and 226.44 V [Wrong Answer]
B.	lies between 217.4 and 226.6 V [Wrong Answer]
C.	lies between 216 and 228 V [Correct Answer]
D.	is exact 222 V [Wrong Answer]
View Answer 2 -3 Explanation:- Answer : C Discuss it below : !! OOPS Login [Click here] is required to post your answer/result Help other students, write article, leave your comments

Previous question Next question

Also Read Similar Questions Below :

⇒ In a N-P-N transistor of the emitter junction is reverse biased and collector junction is also reversed biased, the transistor will operate in
active region
saturation region
cut-off region
inverted region

⇒

Assertion (A): When cathode temperature is increased from 2500 K to 2550 K, thermionic emission current may increase by about 50%.

Reason (R): Thermionic emission current ∝ T² e^-Ew/kT.

Both A and R are true and R is correct explanation of A
Both A and R are true but R is not correct explanation of A
A is true but R is false
A is false but R is true

⇒ If the amplitude of the voltage is kept constant, but its frequency is raised to 6 kHz, the new deviation will be for the modulation index is, if f_m = 500 Hz, Δf = 2.25
6 kHz
12 kHz
27 kHz
54 kHz

⇒ Which of these is also called 'hot carrier diode'?
PIN diode
LED
Photo diode
Schottky diode

⇒ In the circuit shown in figure, maximum power will be transferred
Z_L = 13 - j 9
Z_L = 13 + j 9
Z_L = 9 - j 13
Z_L = 9 + j 13

⇒ In a photo emissive device and emission efficiency is increased by
coating the cathode ray by an active materials
coating the cathode by an insulating material
heating the cathode
cooling the anode

⇒ In a N-P-N transistor the function of the emitter is
to emit or inject holes into the collector
to emit or inject electrons into the collector
to emit or inject electrons into the base
to emit or inject holes into the base

⇒ When large amount of power is required, a push pull amplifier is designed for operation as
class A
class B
class C
class AB

⇒ The 2's complement representation of the decimal number -4 is
100
1100
1011
1010

⇒ Figure shows the variation of Z(ω) for a positive real function. The functio
RC impedance
RL impedance
RLC impedance
Reactance function

⇒ A coil with large distributed capacitance has a
high resonant frequency
low resonant frequency
low quality factor
low resistance

⇒ Which of the following is same in AM and FM receivers?
Demodulator
AGC
IF amplifier
All of the above

⇒ The device 'one shot' has
two stable states
one stable state
either 1 or 2 stable states
no stable state

⇒ Windows can run several tasks simultaneously.
TRUE
FALSE

⇒ Time delay of a TTL standard family is about
180 ns
50 ns
18 ns
3 ns

⇒ Effective Q of the equivalent electrical circuit of quartz crystal is of the order of
200
2000
20000
200000

⇒ Which device uses Pneumatic fluid?
LED
LCD
VF display
None of these

⇒ When thyristors are connected in series and parallel, it may be necessary to have :
current derating
voltage derating
both current and voltage derating
none of the above

⇒ A nickel cadmium cell is an alkaline cell.
TRUE
FALSE

⇒ For frequencies upto 1650 kHz __________ antenna is used
yagi
grounded
turnstile
marconi

⇒ In n type MOSFET, the substrate
is p type
is n type
is metallic
may be p or n type

⇒ The Z transform of a particular signal is given
non causal and stable
causal and stable
unstable and noncausal
can't say

⇒ A series circuit has R = 5 Ω and C = 10 μF. It is switched on to a 12 V dc battery at t = 0. The current in the circuit will be maximum
at t = RC
at t = ∞
at t = 0⁺
none of the above

⇒ A clamper
adds a dc component to the input signal
removes signal voltages above or below a specified value
both (a) and (b)
either (a) or (b)

⇒ Foster Seeley discriminator uses a
single tuned circuit
double tuned circuit with primary and secondary tuned to the same frequency
double tuned circuit with primary and secondary tuned to the different frequency
none of the above

⇒ If f₁ and f₂ and half-power frequency and f₀ be resonant frequency, the selectivity of R-L-C series circuit is given by
(f₂ - f₁)/2f₀
(f₂ - f₁)/f₀
(f₂ - f₀)/(f₁ - f₀)
(f₂ - f₁)/(f₁ - f₀)

⇒ The dead zone in a pyrometer is 0.125% of span. The calibration is 400°C to 1000°C. What temperature change might occur before it is detected.
0.125°C
0.75°C
0.4°C
1°C

⇒ In the circuit of figure, Thevenin's resistance is 10 &
25 Ω
10 Ω
13.33 Ω
6 Ω

⇒ Negative feedback in amplifier
reduces gain
increases frequency and phase distortion
reduces bandwidth
increases noise

⇒ Consider the following:

Oscillator
Emitter follower
Cascaded amplifier
Power amplifier

Where of these use feedback amplifiers?
1 and 2
1 and 3
2 and 4
3 and 4