Related Questions

The amount of heat required to raise the temperature of the unit mass of gas through one degree at constant volume, is called
A Kilo Joule
B Specific heat at constant volume
C Specific heat at constant pressure
D None of these
A company paid tk.500000 in merit raises to employees whose performances were rated A, B, or C. Each employee rated A received twice the amount of the rated C.each employee rated B received 150% of the amount of the raise thst was paid to each employee rated C. if 50 workers were rated A,100rated B and 150 were rated C, how much was the raise paid to each employee rated B?
A Tk. 740
B Tk. 1250
C Tk. 1875
D Tk. 2500
The average temperature for the first 4- days of a week is 40.2-degree Celcius and that of the last 4 days is 41.3-degree Celcius If the average temperature for the whole week is 40.6-degree Celcius then the temperature on the fourth day is-
A 38.5 Degree Celcius
B 40.8 Degree Celcius
C 41.3 Degree Celcius
D 41.8 Degree Celcius
If 18 pumps can raise 2170 tonnes of water in 10 days , working 7 hours a day ; in how many days will 16 pumps raise 1736 tonnes of water , working 9 hours a day ?
A 6
B 7
C 8
D 9
Zahir, after joining to a new job, received a 10% Raise each year for 4 consecutive years. If his salary after the 4th raise is Tk. 4,392.30, what was his starting salary?
A Tk. 3,150
B Tk. 3,200
C Tk. 3, 280
D Tk. 3,000
A mixture of 20 kg of spirit and water contains 10% water. How much water must be added to this mixture to raise the percentage of water to 25% ?
A 4
B 5
C 8
D 30
A mixture of 20 sprit and water contains 10% water. How much water must be added to this mixture to raise the percentage of water to 25%
A 2
B 4
C 5
D 6
A mixture of 20 kg of sprit and water contains 10% water. How much water must she added to mixture to raise the percentage of water to 25%
A 2
B 4
C 5 days
D 6
A mixture of 20 kg of spirit and water contains 10% water . How much water must be added to mixture to raise the percentage of water to 25%
A 2 kg
B 4 kg
C 5 kg
D 6 kg
In a screw jack, the effort required to lower the load is __________ the effort required to raise the same load.
A Less than
B Equal to
C More than
D None of these

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