## Multiple Choice Questions of Applied Physics

**1. Cross product of A×B with Sin(0) would produce results equal to:**

A. A.B

B. A×B

C. AB

D. A

**2. Sum of all torques acting on a body is zero, this condition represents equilibrium’s:**

A. First condition

B. Second condition

C. Third condition

D. Fourth condition

**3. A racing car has a body with:**

A. Laminated design

B. Turbulent design

C. Flat design

D. Streamlined design

**4. The graph of waveforms is displays of Cathode ray oscilloscope on the basis of:**

A. current

B. Voltage

C. Potential difference

D. Temperature

**5. Position vector is vector that defines vector’s:**

A. Angle

B. Direction

C. Magnitude

D. Position

**6. Viscosity of ethanol at 30 °C is:**

A. 1.6

B. 6.29

C. 0.801

D. 1

**7. A physical quantity is:**

A. Length

B. Weight

C. Stress

D. Thinking

**8. The magnetic field inside a solenoid is:**

A. Zero

B. Weak

C. Non-uniform

D. Uniform

**9. Scalar product of A.B with angle 180° would produce results equal to:**

A. (-AB)

B. A.B

C. AB

D. B

**10. The difference of change in potential energy is measured by:**

A. Mgf

B. Mgh

C. Mg

D. Mgt

**11. Which is not a physical quantity:**

A. Mass

B. Stress

C. Length

D. Velocity

**12. If fluid has constant density, it is said to be:**

A. Thick

B. In-viscous

C. Compressible

D. Incompressible