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Q1. | The integral of unit step function is a ramp of slope unity. |

A. | TRUE [Correct Answer] |

B. | FALSE [Wrong Answer] |

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Explanation:-
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⇒ The leakage current in CB configuration may be around

few micro amperes

few hundred micro amperes

few milliamperes

few hundred milliamperes

⇒ The energy of highest value of Autocorrelation of a function 100 cos 50 p

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10

200

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⇒ The binary number 101100.110 in octal number will be

152.6

154.6

145.6

174.6

⇒ As regards ∈

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both ∈

_{0}and ∈

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only ∈

_{r}can be interpreted in terms of atomic properties of medium

only ∈

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∈

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⇒ A shadow zone does not receive any space wave

TRUE

FALSE

⇒ If the p and T circuits in figure are equivalent, then R

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_{2}, R

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9 Ω, 6 Ω, 6 Ω

6 Ω, 6 Ω, 9 Ω

9 Ω, 6 Ω, 9 Ω

6 Ω, 9 Ω, 6 Ω

⇒ What is the frequency of pulse at the points

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*b*,

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3 MHz

7.8 KHz

10 KHz

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⇒ Phase modulation is commonly-used for data transmission mainly because

phase can be varied from + 180° to 180°

it is resistant to the effects of noise

demodulation is very easy

it gives highest data rates that can be transmitted over a given channel

⇒ For Ergodic Process

ensemble Average equal to time Average

ensemble Average is not equal to time Average

ensemble Average > Time Average

ensemble Average < Time Average

⇒ When signed numbers are used in binary arithmetic, which of the following has unique representation for zero?

Sign-magnitude

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34.4 radians/km

344 radians/km

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⇒ For a standard 2nd order system the maximum overshoot is 10% to an unit step input. If the magnitude of the input is doubled, then maximum overshoot and percentage of maximum overshoot is:

maximum overshoot doubles and percentage of maximum overshoot is less than double

maximum overshoot doubles and percentage of maximum overshoot do not change

maximum overshoot remain same and percentage of maximum overshoot is double

maximum overshoot more than double and percentage of maximum overshoot is less than double

⇒ Consider the following stateme

1 only

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2 and 3

2 and 4

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W-m

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front to back ratio

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-I

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⇒ If φ

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_{sh}- φ

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⇒ A 3 phase balanced supply feeds 3 phase unbalanced load. Power supplied to the load can be measured by using

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- one wattmeter
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42739

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42743

⇒ The eigen values of a skew symmetric matrix are

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⇒ In a ratio detector

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