Applied Mechanics and Graphic Statics A projectile has maximum range of 40 m on a horizontal plane. If angle of projection is a and the time of flight is 1 second, then sin a must be about (Assume g = 10 m/sec²) 43834 43835 43833 43832 43834 43835 43833 43832 ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics To double the period of oscillation of a simple pendulum Its length should be quadrupled Its length should be doubled The mass of its bob should be quadrupled The mass of its bob should be doubled Its length should be quadrupled Its length should be doubled The mass of its bob should be quadrupled The mass of its bob should be doubled ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics Pick up the incorrect statement from the following. In case of suspension bridge due to rise in temperature, None of these Dip of the cable increases Length of the cable increases Dip of the cable decreases None of these Dip of the cable increases Length of the cable increases Dip of the cable decreases ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics The following is not a law of static friction: The force of friction is dependent upon the area of contact The magnitude of the limiting friction bears a constant ratio to the normal reaction between two surfaces The force of friction always acts in a direction opposite to that in which the body tends to move The force of friction depends upon the roughness of the surface The force of friction is dependent upon the area of contact The magnitude of the limiting friction bears a constant ratio to the normal reaction between two surfaces The force of friction always acts in a direction opposite to that in which the body tends to move The force of friction depends upon the roughness of the surface ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics If the direction of projection bisects the angle between the vertical and the inclined plane, then the range of projectile on the inclined plane is Zero None of these Maximum Minimum Zero None of these Maximum Minimum ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics Coefficient of friction depends on Nature of surfaces only None of these Both (A) and (B) Area of contact only Nature of surfaces only None of these Both (A) and (B) Area of contact only ANSWER DOWNLOAD EXAMIANS APP