Related Questions

Which of the following instruments indicate the instantaneous value of the electrical quantity being measured at the time at which it is being measured ?
A Absolute instruments
B Indicating instruments
C Recording instruments
D Integrating instruments
A man wishes to cover his floor with tiles, each one measuring 3/4 inch by 2 inches. If his room is rectangular, measuring 12 feet by 18 feet, how many such tiles will he need?
A 144
B 1152
C 1728
D 20736
Out of the following temperature measuring instruments, the measurement accuracy will be minimum for the
A Mercury in glass thermometer
B Optical pyrometer
C Iron-constantan thermocouple
D Alcohol filled thermometer
Temperature measuring instruments are standardised mostly with __________ points of pure substances.
A Melting
B Boiling
C Both A & B
D Neither A nor B
The use of _____ instruments is merely confined within laboratories as standardizing instruments.
A absolute
B indicating
C recording
D integrating
E none of the above
Which one of the following instruments is used for measuring moisture content of air?
A Hydrometer
B Hygrometer
C Hypsometer
D Pycnometer
Two men and women are entrusted with a task. The second man needs three hours more to cope up with the job than the second man and the woman would need working together. The first man, working alone, would need as much time as second man and the woman working together. The first man working alone, would spend eight hours less than the double period of the time second man would spend working alone. How much time would the two men and the women need to complete the task if they all asked together?
A 1 hour
B 2 hours
C 3 hours
D 4 hours
E 5 hours
The water in a fish tank measuring 114 feet by 8 inches is 7 inches high. The water is poured into another tank measuring 14 inches by 20 inches. What will be the height of water, in inches, in the second tank?
A 1/4
B 2
C 3
D 1/12
Three measuring rods are 64 cm, 80 cm and 96 cm in length. what is the least length of cloth that can be measured exact number of times using any one of these rods?
A 9.60 m
B 8.0 m
C 9.60 cm
D 96 m
সরল দোল গতিসম্পন্ন একটি বস্তু যখন তার সাম্যাবস্থান থেকে 2 cm দূরে, তখন তার গতিশক্তি স্থিতিশক্তির ও গুণ। বস্তুটির দোলনের বিস্তার কত হবে? (An object oscillating in simple harmonic motion has its kinetic energy 3 times the potential energy when the object is 2 cm away from its equilibrium position. What is the amplitude of the oscillation for the object?)
A 3 cm
B 1 cm
C 2 cm
D 4 cm

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