A. same in both cases
B. zero in first case
C. different in both cases
D. data are not sufficient to determine same
E. none of the above
A. mechanical advantage is greater than velocity ratio
B. mechanical advantage is equal to velocity ratio
C. mechanical advantage is less than velocity ratio
D. mechanical advantage is unity
E. none of the above
A. internal resistanpe
B. tensile stress
C. transverse stress
D. compressive stress
E. working stress
A. 2.5 cm
B. 3.0 cm
C. 4.0 cm
D. 5.0 cm
E. 2.0 cm
A. doubled
B. halved
C. become four times
D. become one-fourth
E. remain unaffected
A. kg m
B. kcal
C. wattr
D. watt hours
E. kg m x (m/sec)2
A. at distance — from the plane base 3r
B. at distance — from the plane base 3r
C. at distance — from the plane base 3r
D. at distance — from the plane base or
E. at distance — from the plane base