In a lifting machine with efficiency 60%, an effort of 200 N is required to raise a load of 6 kN. The velocity ratio of the machine is_____________________?
B. 50(Correct)
C. 60
D. 80
A. circular
B. parabolic
C. catenary
D. cubic parabola
A. (1/3) g sinB
B. (2/3) g cos 9
C. (2/3) g sin 0
D. g sin 9
where āgā is acceleration due to gravity and 0 is inclination of plane with horizontal
A. one specified point
B. two specified points
C. three specified points
D. more than three specified points