Question

In motors, more viscous oil is used in summer than in winter due to ____________.

विकल्प

• the rise in temperature in summer, the viscosity of oil decreases

• the rise in temperature in summer, the viscosity of oil increases

• the decrease in surface tension of oil

• the increase in surface tension of oil

Answer 1

In motors, more viscous oil is used in summer than in winter due to  the rise in temperature in summer, the viscosity of oil decreases.