Engineering Mechanics A machine having an efficiency less than 50%, is known as Non-reversible machine Reversible machine Neither reversible nor non-reversible machine Ideal machine Non-reversible machine Reversible machine Neither reversible nor non-reversible machine Ideal machine ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics The velocity ratio of a first system of pulleys with 4 pulleys is 20 4 16 8 20 4 16 8 ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics The amplitude is always __________ radius of the circle. Less than None of these Equal to Greater than Less than None of these Equal to Greater than ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics The unit of work in S.I. units is Newton erg kg-m joule Newton erg kg-m joule ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics The angular velocity (in rad/s) of a body rotating at N revolutions per minute is 2πN/60 πN/180 πN/60 2πN/180 2πN/60 πN/180 πN/60 2πN/180 ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics The angle between two forces when the resultant is maximum and minimum respectively are 90° and 180° 0° and 180° 90° and 0° 180° and 0° 90° and 180° 0° and 180° 90° and 0° 180° and 0° ANSWER DOWNLOAD EXAMIANS APP