Strength of Materials The effort required to lift a load W on a screw jack with helix angle a and angle of friction<="" div=""> Wcos(a + ) Wtan(a + <)>) Wsin(a + <(>) Wtan(a-<)>) Wcos(a + ) Wtan(a + <)>) Wsin(a + <(>) Wtan(a-<)>) ANSWER DOWNLOAD EXAMIANS APP
Strength of Materials Which of the following is not a scalar quantity volume density mass acceleration volume density mass acceleration ANSWER DOWNLOAD EXAMIANS APP
Strength of Materials Effect of a force on a body depends upon All of the listed here direction position or line of action magnitude All of the listed here direction position or line of action magnitude ANSWER DOWNLOAD EXAMIANS APP
Strength of Materials The co-efficient of friction depends upon All of the listed here area of contact shape of the surfaces nature of surfaces All of the listed here area of contact shape of the surfaces nature of surfaces ANSWER DOWNLOAD EXAMIANS APP
Strength of Materials In ideal machines mechanical advantage is equal to velocity ratio mechanical advantage is greater than velocity ratio mechanical advantage is unity mechanical advantage is less than velocity ratio mechanical advantage is equal to velocity ratio mechanical advantage is greater than velocity ratio mechanical advantage is unity mechanical advantage is less than velocity ratio ANSWER DOWNLOAD EXAMIANS APP
Strength of Materials The C.G. of a plane lamina will not be at its geometrical centre in the case of a circle right angled triangle square equilateral triangle circle right angled triangle square equilateral triangle ANSWER DOWNLOAD EXAMIANS APP
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