How many four digit EVEN numbers have all 4 digits distinct

1.  2240

2.  2296

3.  2620

4.  4536

View Answer  
4
Correct Answer :

2296


Explanation :
No Explanation available for this question

Three different circuits for biasing junction transistor amplifiers are given below The correct decreasing order of preference of these circuits from the point of view of bias stabilization is

1.  I,II,III

2.  III,II,I

3.  II,III,I

4.   I,III,II

View Answer  
4
Correct Answer :

II,III,I


Explanation :
No Explanation available for this question

Seven(distinct) are car accidents occurred in a week.What is the probability that they all occurred on the same day

1.  1/77

2.  1/76

3.  1/27

4.  7/27

View Answer  
4
Correct Answer :

1/76


Explanation :
No Explanation available for this question

The minimum number of cards to be dealt from an arbitrarily shuffled deck of 52 cards to guarantee that three cards are from same suit is

1.  3

2.  8

3.  9

4.  12

View Answer  
4
Correct Answer :

9


Explanation :
No Explanation available for this question

The MOSFET switch in its on-state may be considered equivalent to

1.  Resistor

2.  Inductor

3.  Capacitor

4.   Battery

View Answer  
4
Correct Answer :

Capacitor


Explanation :
No Explanation available for this question

In the transistor circuit shown in the figure, collector-to-ground voltage is +20v. Which of the following is the probable error

1.  Collector-emitter terminals shorted

2.  Emitter to ground connection open

3.  10KΩ resistor open

4.   Collector-base terminal shorted

View Answer  
4
Correct Answer :

Emitter to ground connection open


Explanation :
No Explanation available for this question

E1 and E2 are events in a probability space satisfying the following constraints: Pr(E1)=Pr(E2) Pr(E1υE2)=1 E1 and E2 are independent The value of Pr(E1),The probability of event E1 is

1.  0

2.  1/4

3.  1/2

4.  1

View Answer  
4
Correct Answer :

1/2


Explanation :
No Explanation available for this question

Consider two events E1 and E2 such that probability of E1,Pr(E1)=1/2,probability of E2,Pr(E1)=1/3 and probability of E1 and E2,Pr(E1 and E2)=1/5.Which of the following statements(s) is/are TRUE

1.  Pr(E1 or E2) is 2/3

2.  Events E1 and E2 and E3 are independent

3.  Events E1 and E2 are not independent

4.  Pr(E1/E2)=4/5

View Answer  
4
Correct Answer :

Events E1 and E2 are not independent


Explanation :
No Explanation available for this question

Two girls have picked 10 roses,15 sunflowers and 14 Daffodils.What is the number of ways they can divide the flowers amongst themselves

1.  1638

2.  2100

3.  2640

4.  None of these

View Answer  
4
Correct Answer :

2640


Explanation :
No Explanation available for this question

The probability that it will rain today is 0.5.The probability that it will rain tomorrow is 0.6.The probability that it will rain either today or tomorrow is 0.7.What is the probability that it will rain today and tomorrow

1.  0.3

2.  0.25

3.  0.35

4.  0.4

View Answer  
4
Correct Answer :

0.4


Explanation :
No Explanation available for this question
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