Which of the following measurement is most precise?
Q. Which of the following measurement is most precise? 5.00 mm 5.00 cm 5.00 m 5.00 km Answer: 5.00 mm
Which of the following measurement is most precise? Read More »
Amongst the following options, which is a unit of time?
Q. Amongst the following options, which is a unit of time? Light year Parsec Year None of these Answer: Year
Amongst the following options, which is a unit of time? Read More »
If the value of work done is 1010 g-cm2 s-2 , then its value in SI units will be
Q. If the value of work done is 1010 g-cm2 s-2 , then its value in SI units will be 10 kg-m2s-2 102 kg-m2s-2 104 kg-m2s-2 103 kg-m2s-2 Answer: 103 kg-m2s-2
If the value of work done is 1010 g-cm2 s-2 , then its value in SI units will be Read More »
The SI unit of thermal conductivity is
Q. The SI unit of thermal conductivity is J m-1K-1 W-m K-1 Wm-1K-1 Jm K-1 Answer: Wm-1K-1
The density of a material in SI units is 128 kg m-3 . In certain units in which the unit of length is 25 cm and the unit of mass is 50 g, the numerical value of density of the material is
Q. The density of a material in SI units is 128 kg m-3 . In certain units in which the unit of length is 25 cm and the unit of mass is 50 g, the numerical value of density of the material is 40 16 640 410 Answer: 40
The quantity having the same unit in all system of unit is
Q. The quantity having the same unit in all system of unit is mass time length temperature Answer: time
The quantity having the same unit in all system of unit is Read More »
The dimensional formula for angular momentum is same as that for
Q. The dimensional formula for angular momentum is same as that for: torque Plank’s constant gravitational constant impulse Answer: Plank’s constant
The dimensional formula for angular momentum is same as that for Read More »
Which of the following physical quantity is dimensionless?
Q. Which of the following physical quantity is dimensionless? angle specific gravity strain all of these Answer: all of these
Which of the following physical quantity is dimensionless? Read More »
Which of the following is the unit of molar gas constant?
Q. Which of the following is the unit of molar gas constant? JK-1 mol-1 J JK-1 J mol-1 Answer: JK-1 mol-1
Which of the following is the unit of molar gas constant? Read More »
The weight of a body is 12g. This statement is not correct because
Q. The weight of a body is 12g. This statement is not correct because: the correct symbol for the unit of weight has not been used the correct symbol for gram is gm. the weight should be expressed in kg. None of the above Answer: the correct symbol for the unit of weight has not
The weight of a body is 12g. This statement is not correct because Read More »