Physics
When a vehicle passes, TV reception gets distorted. This is because

Spark plug creates electromagnetic disturbances
Vehicle pollution affects the performance of the TV components
Metal reflects radiowaves
Modern vehicles use electroignition system

ANSWER DOWNLOAD EXAMIANS APP

Physics
It is easier to roll a stone up a sloping road than to lift it vertical upwards because

Work done in both is same but the rate of doing work is less in rolling.
Work done in rolling a stone is less than in lifting it.
Work done in rolling is more than in lifting.
Work done in lifting the stone is equal to rolling it.

ANSWER DOWNLOAD EXAMIANS APP