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Q1. | The household energy meter is |

A. | indicating instrument [Wrong Answer] |

B. | recording instrument [Wrong Answer] |

C. | integrating instrument [Correct Answer] |

D. | none of the above [Wrong Answer] |

View Answer
Explanation:-
Answer : CDiscuss it below :!! OOPS Login [Click here] is required to post your answer/resultHelp other students, write article, leave your comments |

**Also Read Similar Questions Below :**

⇒ Radar principle is used in

detection of aircraft

burglar alarms

garage door openers

all of the above

⇒ Which one is correct option?

TEM mode exist in free space of infinite boundary

TEM mode exist in two conductor pattern system for finite-boundary

TEM mode exist in waveguide only

Both (a) and (b)

⇒ The value of parameter

*r*

_{e}used in

*r*

_{e}transistor model

increases with increase in temperature

decreases with increase in temperature

is not affected by increase in temperature

either (b) or (c)

⇒ In 8085 microprocessor, what is the length of PC (program counter)?

6 bits

8 bit

12 bits

16 bits

⇒ A dc network has an open circuit voltage of 5 V. When its terminals are short circuited a current of 5 A flows through the short circuit. If the short circuit is removed and a resistance of 1.5 Ω is connected across its terminals, the current will be

0.0416666666666667

0.0833333333333333

2.5 A

0.208333333333333

⇒

**Assertion (A):** In a parallel circuit having two branches, each branch current may be more than source current.

**Reason (R):** Calculations in ac circuits use rules of complex algebra.

Both A and R are true and R is correct explanation of A

Both A and R are true and R is not the correct explanation of A

A is true but R is false

A is false but R is true

⇒ In Bode diagrams an octave is a frequency band from

ω

_{1}to 10 ω

_{1}

ω

_{1}to 8 ω

_{1}

ω

_{1}to 4 ω

_{1}

ω

_{1}to 2 ω

_{1}

⇒

**Assertion (A):** An ideal rectifier should have unity harmonic factor

**Reason (R):** An ideal rectifier should have unity displacement factor.

Both A and R are correct and R is correct explanation of A

Both A and R correct but R is not correct explanation of A

A is correct but R is wrong

A is wrong but R is correct

⇒ Which of the following expressions is invalid in Fortran?

IA + IB

IB * IC / ID

IA * B

- K * I + J

⇒ Which of the following term does not apply to the Yagi-Uda array?

High gain

Folded dipole

Parasitic

Good bandwidth

⇒ Electric lines of force do not cross each other because

the lines of force mutually repel each other

the lines of force emanate from a point charge

the tangent to the line of force gives the direction of E and if they cross two tangents for E which is not possible

none of the above

⇒ In a series inverter

the commutating elements L and C are in parallel

the commutating elements L and C are in series with load

the commutating L and C may be in series or parallel with the load

none of the above

⇒ The initial contents of the 4 bit serial in parallel out right shift, shift register shown in figure is 0110. After three clock pulses are applied, the contents of the shift register wil

0

101

1010

1111

⇒ If the ratio

*p*(

*s*)/

*q*(

*s*) represents a transfer function then

the degree of

*p*(

*s*) may be as small as zero, independent of degree of

*q*(

*s*)

the degree of

*p*(

*s*) and

*q*(

*s*) must be equal

the degrees of

*p*(

*s*) and

*q*(

*s*) must not be equal

the degrees

*p*(

*s*) and

*q*(

*s*) must differ by at least two

⇒ Rotation of a geosynchronous satellite means its

drift from stationary position

wobbling

three-axis stabilization

three-dimensional stabilization

⇒ A material has conductivity of 10

^{-2}mho/m and a relative permittivity of 4. The frequency at which conduction current in the medium is equal to displacement current is

45 MHz

90 MHz

450 MHz

900 MHz

⇒ The terminals of a power BJT are called

emitter, base, collector

emitter, base, drain

source, base, drain

source, base, collector

⇒

**Assertion (A):** In rectangular waveguide TE_{01} mode is just TE_{10} mode rotated by 90°.

**Reason (R):** When a rectangular waveguide is rotated by 90°, the broad and narrow dimensions get interchanged.

Both A and R are correct and R is correct explanation of A

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

A is correct but R is wrong

A is wrong but R is correct

⇒ Which of the following theorems can be conveniently used to find power consumed in 10 Ω resistor in fig

Thevenin theorem

Maximum power transfer theorem

Millman's theorem

Superposition theorem

⇒ The mobility of e

^{-}for Ge and Si respectively is

1.66, 2.5

2.5, 1.66

2.7, 2.33

2.33, 2.7

⇒ A buffer amplifier should have

high output impedance and high input impedance

high output impedance and low input impedance

low output impedance an low input impedance

low output impedance and high input impedance

⇒ In semiconductor strain gauge

resistance increases with strain

resistance decreases with strain

resistance increases with strain in p type and decreases with strain in n type

resistance increases with strain in n type and decreases with strain in p type

⇒ In high power radars, which of the following are used for switching?

Power diode

Power BJT

Power MOSFET

Thyristor

⇒ A transistor with a = 0.98 then β will be

49

50

47

48

⇒ If input frequency is 50 Hz, the frequency of output wave in a half wave diode rectifier circuit is

25 Hz

50 Hz

100 Hz

200 Hz

⇒ The region between a pin of parallel perfectly conducting planes of infinite extent is

*y*and

*z*directions is partially filled with a dielectric as shown be

-2

2

0

1

⇒ The standard deviation of a set of observations is the rms value of the deviation from the arithmetic mean.

TRUE

FALSE

⇒ The pole-zero plot given below corresponds

low pass filter

high pass filter

band pass filter

notch filter

⇒ A voltage

*v*= 100 sin ω

*t*+ 10 sin 5 ω

*t*is applied to a pure capacitor having capacitance of 1 μF. If ω = 314 rad/sec, the current through the capacitor is

0.0314 cos 314

*t*+ 0.0157 cos 1570

*t*

0.0314 sin 314

*t*+ 0.0157 sin 1570

*t*

0.0314 cos 314

*t*+ 0.0314 cos 1570

*t*

0.0157 cos 314

*t*+ 0.0157 cos 1570

*t*

⇒ If the connection of two-port is such that the transmission matrix of the overall network is the product of the transmission matrices of the individual networks, what type of connection is it?

Series connection

Cascade connection

Parallel connection

None of the above