Theory of Machine
The partial balancing of reciprocating parts in locomotives produces

Variation in tractive force along the line of stroke
Swaying couple
All of these
Hammer blow

ANSWER DOWNLOAD EXAMIANS APP

Theory of Machine
Inertia force acts

Along the direction of acceleration force
None of the listed here
Perpendicular to the acceleration force
Opposite to the direction of acceleration force

ANSWER DOWNLOAD EXAMIANS APP