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Assertion (A): Drift velocity of electrons is proportional to the applied electric field E. Reason (R): The average drift velocity per unit field is called mobility. | |
A. | Both A and R are true and R is correct explanation of A [Wrong Answer] |
B. | Both A and R are true but R is not correct explanation of A [Correct Answer] |
C. | A is true but R is false [Wrong Answer] |
D. | A is false but R is true [Wrong Answer] |
View Answer
Explanation:-
Answer : B Discuss it below : !! OOPS Login [Click here] is required to post your answer/result |
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lies in left half plane
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the degree of numerator is one less than degree of denominator
⇒ Which of the following input is not possible in case of a SR flip-flop?
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⇒ 10 in BCD code represent
10100
1100
10111
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⇒ In a class C power amplifier the input frequency of ac signal is 1 MHz. If tank circuit has C = 1000 pF, the value of L =
25 μH
50 μH
100 μH
200 μH
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TRUE
FALSE
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conventional velocity
phase velocity
propagation velocity
group velocity
⇒ When analysing two port networks in cascade, it is more convenient to use
z parameters
h parameters
T parameters
y parameters
⇒ If low pressure of 10^{-6} mm of Hg is required to be measured, we should use
compound pressure gauge
thermocouple vacuum gauge
Pirani gauge
ionization type vacuum gauge
⇒ The 8085 instruction LDA FFA is an example of
Direct addressing
Register addressing
Immediate addressing
Register indirect addressing
⇒ When an SCR is in forward blocking mode, the applied voltage
appears across only one junction
is equally shared by two junctions
is equally shared by three junctions
may appear across one or more junctions
⇒ A particular green LED emits light of wavelength 5490, Å, the energy bandgap of the semiconductor material used there is .. h = 6.6 x 10^{-34} J sec.
2.26 eV
1.98 eV
1.17 eV
0.74 eV