Physics In a diesel engine the high temperature needed to ignite the fuel is achieved by Compressing air in the cylinders Using heat from exhaust An electrical spark The battery Compressing air in the cylinders Using heat from exhaust An electrical spark The battery ANSWER DOWNLOAD EXAMIANS APP
Physics It is easier to roll a barrel full of coal tar than to pull it because more surface area of the barrel is in contact with the road when it is pulled coal tar is a liquid and it flows in the barrel when it is rolled the full weight of the barrel comes into play when it is pulled the rolling friction is much less than the sliding friction more surface area of the barrel is in contact with the road when it is pulled coal tar is a liquid and it flows in the barrel when it is rolled the full weight of the barrel comes into play when it is pulled the rolling friction is much less than the sliding friction ANSWER DOWNLOAD EXAMIANS APP
Physics The dimensional formula ML–1T–2 corresponds to Thrust Modulus of elasticity Viscosity Moment of a force Thrust Modulus of elasticity Viscosity Moment of a force ANSWER DOWNLOAD EXAMIANS APP
Physics Which of the following supports particle nature of photons ? Polarization Interference Diffraction Photoelectric effect Polarization Interference Diffraction Photoelectric effect ANSWER DOWNLOAD EXAMIANS APP
Physics If an object moves with constant velocity, None of these It must have constant direction It must have constant speed It must have constant speed in constant direction None of these It must have constant direction It must have constant speed It must have constant speed in constant direction ANSWER DOWNLOAD EXAMIANS APP
Physics Momentum is measured as the product of : Mass and force Mass and inertia Mass and acceleration Mass and velocity Mass and force Mass and inertia Mass and acceleration Mass and velocity ANSWER DOWNLOAD EXAMIANS APP
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