Related Questions

A special lottery is to be held to select the student who will live in the only deluxe room in a dormitory . There are 100 seniors, 150 juniors and 200 sophomres who applied. Each senior's junior's name , 2 times; and each sophomres who applied. Each senior's name is placed in the lottery 3 times; each junior's name ,2 times name, 2 times ; and each sphomore's name , 1 time . What is the probability that a senior's name will be chosen?
A 18
B 38
C 48 
D 28
You watered your plants yesterday, but later it raining heavily. So you — the plants.
A did not water
B needed not water
C need not have watered
D none
Which international tyre company has recently appointed ace badminton queen P.V. Sindhu as their brand ambassador ?
A Continental
B Pirelli
C Michelin
D Bridgestone
P.V. Sindhu, who was recommended for the Rajeev Gandhi Khel Ratna award, is a famous
A Motor car racer
B Cricketer
C Badminton player
D Footballer
A special lottery is to be held to select the student who will live in the only deluxe room in a dormitory. There are 100 seniors, 150 juniors, and 200 sophomores who applied. Each senior's name is placed in the lottery 3 times, each junior's name, 2 times, and each sophomore's, 1 time. What is the probability that a senior's name will be chosen?
A 1/8
B 2/9
C 2/7
D 3/8
The ratio of the stresses produced by a suddenly applied load and by a gradually applied load on a bar, is
A $$\frac{1}{4}$$
B $$\frac{1}{2}$$
C 1
D 2
For given applied voltage, with the increase in frequency of the applied voltage
A eddy current loss will decrease
B eddy current loss will increase
C eddy current loss will remain unchanged
D none of the above
The stress in the bar when the load is applied suddenly is __________ as compared to the stress induced due to gradually applied loads.
A Same
B Double
C Three times
D Four times
The stress induced in a body due to suddenly applied load compared to when it is applied gradually is
A Same
B Half
C Two times
D Four times
The strain energy stored in a body due to suddenly applied load compared to when it is applied gradually is
A Same
B Twice
C Four times
D Eight times

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