• #### 1.  Physical quantities are

• quantities such as length, mass, time, electric current, thermodynamic temperature, amount of substance, and luminous intensity
• quantities such as pounds, dollars and rupees
• quantities such as kilos, pounds and gallons
• #### 2.  Which of the following pairs has the same dimensions?

• specific heat and latent heat
• lmpulse and momentum
• surface tension and force
• moment of lnertia and torque

• [M 2L2T]
• [ML 2T]
• [ML 2T-2]
• [ML 2T-1]
• #### 4.  A force F is given by F = at + bt², where t is time. What are the dimensions of a and b?

• MLT-1 and MLT0
• MLT-3 and ML2T4
• MLT-4 and MLT1
• MLT-3 and MLT-4
• #### 5.  The atmospheric pressure is 106 dyne/cm². What is its value in SI unit?

• 105 newton/m²
• 106 newton/m²
• 104 newton/m²
• 103 newton/m²

• FA2T
• FAT2
• FA2T
• FAT

• [WFv]
• [WFv-1]
• [W-1F -1v]
• [WF-1v -1]

• force
• pressure
• work
• momentum
• #### 9.  Which of the following groups have different dimensions?

• Potential difference, EMF, voltage
• Pressure, stress, Youngs modulus
• Heat, energy, work done
• Dipole moment, electric flux, electric field
• #### 10.  ML-1T -2 is the dimensional formula of

• magnetic induction
• self-inductance
• electric potential
• electric field
Report Question
Practice More On Units and Measurements
access_time