Theory of Machine
The unbalanced force due to reciprocating masses

Varies in magnitude but constant in direction
Constant in magnitude and direction both
Varies in magnitude and direction both
Varies in direction but constant in magnitude

ANSWER DOWNLOAD EXAMIANS APP

Theory of Machine
In order to give a complete secondary balance of a multi-cylinder inline engine,

Both (A) and (B)
None of these
The algebraic sum of the secondary forces must be equal to zero
The algebraic sum of the couples about any point in the plane of the secondary forces must be equal to zero

ANSWER DOWNLOAD EXAMIANS APP