Related Questions

A survey was conducted among the students of Khulna University to find out how many forms of physical exercise usually swam, 25% said they usually did jogging, 20% said they played cricket, 15% said they usually played football and 20 respondents said they did not take any form of exercise. From the above findings it can be concluded that.
A The student of khulna University do not usually take physical exercise.
B No respondent took more than one form of exercise.
C The method of data collection was not valid.
D Some of the respondents took more than one form of exercise.
In a compound steam engine, the first stage of expansion is carried out in a high pressure cylinder whereas the last expansion is completed in low pressure cylinder. The diameter of high pressure cylinder is _________ the low pressure cylinder.
A Equal to
B Less than
C More than
D None of these
i. The athlete did not perform well in "pressure". ii. You need to put "more pressure" to open the lock. iii. The management has put immense "pressure" on the manager is meet their yearly tarets
A i only
B ii only
C iii only
D i and ii only
The testing pressure of storage tanks and pressure vessels designed as per Indian standard codes should be about __________ times.the design pressure.
A 1.5 to 2
B 3 to 4
C 4 to 5
D >5
Gauge pressure at a point is equal to the absolute pressure __________ the atmospheric pressure.
A Plus
B Minus
C Divide
D Multiply
Find out which quotation part of the following sentences has an error. 'Body' temperature is usually highest 'during' the 'afternoon' of 'evening'
A body
B during
C afthenoon
D evening
BodyA temperature isB usually highest insideC the afternoonD or everingE
A A
B B
C C
D TD
The ratio of the discharge pressure to the inlet pressure of air is called
A Compression ratio
B Expansion ratio
C Compressor efficiency
D Volumetric efficiency
The pressure of air at the beginning of the compression stroke is ________ the atmospheric pressure.
A Equal to
B Less than
C More than
D None of these
If partial pressure of air and steam be ‘pa’ and ‘ps’ respectively in a condenser, then according to Dalton's law, the pressure in condenser is equal to
A ps - pa
B pa - ps
C pa + ps
D None of these

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