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As access time is decreased, the cost of memory | |
A. | remains the same [Wrong Answer] |
B. | increases [Correct Answer] |
C. | decreases [Wrong Answer] |
D. | may increase or decrease [Wrong Answer] |
View Answer
Explanation:-
Answer : B Discuss it below : !! OOPS Login [Click here] is required to post your answer/result |
Also Read Similar Questions Below :
⇒
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 true, R is false
A is false, R is true
⇒ When the mains supply is switched off the contents of primary computer memory are lost.
TRUE
FALSE
⇒ A transistor amplifier is operating in class A mode. If a transformer is connected for impedance matching, the efficiency will
increase
decrease
not be affected
increase or decrease
⇒ For a npn BJT transistor f_{β} is 1.64 x 10^{8} Hz. C_{μ} = 10^{-14} F; C_{p} = 4 x 10^{-13} F and DC current gain is 90. Find f_{T} and g_{m} (f_{β} = cut off frequency, C_{μ} = capacitance, C_{p} = parasitic capacitance, g_{m} = transconductance, f_{T} = gain BW product)
f_{T} = 1.47 x 10^{10} Hz ; g_{m} = 38 milli mho
f_{T} = 1.64 x 10^{8} Hz ; g_{m} = 30 milli mho
f_{T} = 1.47 x 10^{9} Hz ; g_{m} = 38 mho
f_{T} = 1.33 x 10^{12} Hz; g_{m} = 0.37 m-mho
⇒ In 8085 microprocessor, how many I/O ports can be accessed by memory mapped method?
8
256
32 K
64 K
⇒ The fourier transform of a voltage signal x(t) is X(f). The unit of X(f) is __________ .
volts
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⇒
A-1, B-2, C-3
A-3, B-1, C-2
A-2, B-1, C-3
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⇒ Reflectors and lens antennas are commonly used
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not beyond 100 kHz
in the range 10 MHz to 100 MHz
above 100 MHz
⇒ A moving coil meter has a shunt of 0.02 Ω resistance. If coil resistance is 1000 Ω and a potential difference of 500 mV is required across it to cause full scale deflection, the current through shunt is
2.5 A
25 A
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⇒ j^{6} =
j
j^{2}
j^{3}
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⇒
Both A and R are true and R is correct explanation of A
Both A and R are true but R is not a correct explanation of A
A is true but R is false
A is false but R is true
⇒ Gain stability in an oscillator can bs achieved by
providing negative feedback
providing positive feedback
using low Q circuits
controlling the gain
⇒ For a voltage transfer function H(s), realizable by RLC network, the following statements are made
3 and 4 are correct
2 and 4 are correct
1 and 2 are correct
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⇒ In dielectric heating, the thyristor circuits consist of
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controlled rectifier
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⇒
Both A and R are true and R is correct explanation of A
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A is true but R is false
A is false but R is true
⇒ In figure V_{CE} (sat) = 0.1 V. Then I_{C} (sa
10 mA
20 mA
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⇒ For a Gaussian process, auto-correlation also implies
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30
40
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⇒ A major advantage of TWT over a Klystron lies in its
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⇒ In the figure, the
emits light when both S_{1} and S_{2} are closed
emits light when both S_{1} and S_{2} are open
emits light when only S_{1} and S_{2} is closed
does not Emit light, irrespective of the switched positions
⇒ If Z is the number of zeros of 1 + G(s) H(s) in the right half s plane. N is the number of clockwise encircle elements of (-1 + jo) point. P is the number of poles of G(s) H(s) in right half s plane. The Nyquist stability criterion can be expressed as
Z = N + P
Z = P/N
Z = N - P
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⇒ For 10 bit PCM system, the signal to quantization noise ratio is 62 dB. If the number of bits is increased by 2, then the signal to quantization noise ratio will
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⇒ In position control system the device used for providing rate feedback voltage is
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⇒ The total number of fundamental products of three variables is
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8
16
⇒ In the synthesis of RLC network
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the number of elements in Bott-Duffin synthesis is more than that in Brune's synthesis
the number of elements in Bott-Duffin synthesis is less than that in Brune's synthesis
the number of elements in Bott-Duffin synthesis may be more or less than that in Brune's synthesis
⇒ 1111 + 11111 =
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⇒ The characteristic impedance of loss less transmission line is
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1/LC
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⇒ The number of valence electrons in a donor atom is
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3
4
5
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2
4
8
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⇒ Consider the following statements :
1, 2, and 3
1, 2 and 4
1, 2, 3 and 4
3 and 4
⇒
Assertion (A): An SR latch has the problem of RAC condition
Reason (R): While designing a digital circuit RAC condition should be avoided.
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 true, R is false
A is false, R is true
⇒ When the mains supply is switched off the contents of primary computer memory are lost.
TRUE
FALSE
⇒ A transistor amplifier is operating in class A mode. If a transformer is connected for impedance matching, the efficiency will
increase
decrease
not be affected
increase or decrease
⇒ For a npn BJT transistor f_{β} is 1.64 x 10^{8} Hz. C_{μ} = 10^{-14} F; C_{p} = 4 x 10^{-13} F and DC current gain is 90. Find f_{T} and g_{m} (f_{β} = cut off frequency, C_{μ} = capacitance, C_{p} = parasitic capacitance, g_{m} = transconductance, f_{T} = gain BW product)
f_{T} = 1.47 x 10^{10} Hz ; g_{m} = 38 milli mho
f_{T} = 1.64 x 10^{8} Hz ; g_{m} = 30 milli mho
f_{T} = 1.47 x 10^{9} Hz ; g_{m} = 38 mho
f_{T} = 1.33 x 10^{12} Hz; g_{m} = 0.37 m-mho
⇒ In 8085 microprocessor, how many I/O ports can be accessed by memory mapped method?
8
256
32 K
64 K
⇒ The fourier transform of a voltage signal x(t) is X(f). The unit of X(f) is __________ .
volts
volt^{2}
volt/sec
volt-sec
⇒
Match the following:
List I | List II | ||
---|---|---|---|
A. | h_{ie} | 1. | siemens |
B. | h_{oe} | 2. | no units |
C. | h_{fe} | 3. | ohms |
A-1, B-2, C-3
A-3, B-1, C-2
A-2, B-1, C-3
A-3, B-2, C-1
⇒ Reflectors and lens antennas are commonly used
in LF communication systems
not beyond 100 kHz
in the range 10 MHz to 100 MHz
above 100 MHz
⇒ A moving coil meter has a shunt of 0.02 Ω resistance. If coil resistance is 1000 Ω and a potential difference of 500 mV is required across it to cause full scale deflection, the current through shunt is
2.5 A
25 A
0.25 A
0.025 A
⇒ j^{6} =
j
j^{2}
j^{3}
- j
⇒
Assertion (A): In p-n-p transistor collector current is termed negative.
Reason (R): In p-n-p transistor holes are majority carriers.
Both A and R are true and R is correct explanation of A
Both A and R are true but R is not a correct explanation of A
A is true but R is false
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⇒ Gain stability in an oscillator can bs achieved by
providing negative feedback
providing positive feedback
using low Q circuits
controlling the gain
⇒ For a voltage transfer function H(s), realizable by RLC network, the following statements are made
- H(s) cannot have a pole at s = 0
- H(s) cannot have a pole at s = ± j4
- H(s) cannot have a pole at s = ∞
- H(s) cannot have a pole at s = + 2
3 and 4 are correct
2 and 4 are correct
1 and 2 are correct
1 and 3 are correct
⇒ In dielectric heating, the thyristor circuits consist of
rectifier-chopper combination
controlled rectifier
ac regulator
rectifier-inverter combination
⇒
Assertion (A): Tunnel diode is used in many pulse and digital circuits.
Reason (R): The v-i curve of a tunnel diode resembles letter 'N'.
Both A and R are true and R is correct explanation of A
Both A and R are true but R is not a correct explanation of A
A is true but R is false
A is false but R is true
⇒ In figure V_{CE} (sat) = 0.1 V. Then I_{C} (sa
10 mA
20 mA
30 mA
40 mA
⇒ For a Gaussian process, auto-correlation also implies
statistical dependence
statistical independence
ergodic process
none of the above
⇒ The total number of pins in 8085 are
20
30
40
50
⇒ A major advantage of TWT over a Klystron lies in its
higher bandwidth
higher gain
higher frequency
higher output
⇒ In the figure, the
emits light when both S_{1} and S_{2} are closed
emits light when both S_{1} and S_{2} are open
emits light when only S_{1} and S_{2} is closed
does not Emit light, irrespective of the switched positions
⇒ If Z is the number of zeros of 1 + G(s) H(s) in the right half s plane. N is the number of clockwise encircle elements of (-1 + jo) point. P is the number of poles of G(s) H(s) in right half s plane. The Nyquist stability criterion can be expressed as
Z = N + P
Z = P/N
Z = N - P
Z = PN
⇒ For 10 bit PCM system, the signal to quantization noise ratio is 62 dB. If the number of bits is increased by 2, then the signal to quantization noise ratio will
increased by 6 dB
increased by 12 dB
decreased by 6 dB
decreased by 12 dB
⇒ In position control system the device used for providing rate feedback voltage is
potentiometer
synchro-transmitter
synchro-transformer
tacho generator
⇒ The total number of fundamental products of three variables is
3
5
8
16
⇒ In the synthesis of RLC network
the number of elements in Bott-Duffin synthesis and Brune's synthesis are always equal
the number of elements in Bott-Duffin synthesis is more than that in Brune's synthesis
the number of elements in Bott-Duffin synthesis is less than that in Brune's synthesis
the number of elements in Bott-Duffin synthesis may be more or less than that in Brune's synthesis
⇒ 1111 + 11111 =
101111
101110
111111
11111
⇒ The characteristic impedance of loss less transmission line is
L/R
L/C
1/LC
C/L
⇒ The number of valence electrons in a donor atom is
2
3
4
5
⇒ The number of select lines in
ALU 1C 74181
is2
4
8
16
⇒ Consider the following statements :
- Tellegen's theorem is applicable to any lumped networks.
- The reciprocity theorem is applicable to linear bilateral networks.
- Thevenin's theorem is applicable to two- terminal linear active networks.
- Norton's theorem is applicable to two-terminal linear active networks.
1, 2, and 3
1, 2 and 4
1, 2, 3 and 4
3 and 4