Engineering Mechanics The resultant of two equal forces ‘P’ making an angle ‘θ’, is given by 2P cotθ/2 2P tanθ/2 2P cosθ/2 2P sinθ/2 2P cotθ/2 2P tanθ/2 2P cosθ/2 2P sinθ/2 ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics Moment of inertia is the Second moment of force Second moment of area Second moment of mass All of these Second moment of force Second moment of area Second moment of mass All of these ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics The moment of inertia of a thin rod of mass 'm' and length 'l', about an axis through its centre of gravity and perpendicular to its length is ml2/4 ml2/ 6 ml2/12 ml2/8 ml2/4 ml2/ 6 ml2/12 ml2/8 ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics The resolved part of the resultant of two forces inclined at an angle 'θ' in a given direction is equal to The algebraic sum of the resolved parts of the forces in the given direction The difference of the forces multiplied by the cosine of θ The sum of the resolved parts of the forces in the given direction The sum of the forces multiplied by the sine of θ The algebraic sum of the resolved parts of the forces in the given direction The difference of the forces multiplied by the cosine of θ The sum of the resolved parts of the forces in the given direction The sum of the forces multiplied by the sine of θ ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics Two forces are acting at an angle of 120°. The bigger force is 40 N and the resultant is perpendicular to the smaller one. The smaller force is 120 N 20 N 40 N None of the listed here 120 N 20 N 40 N None of the listed here ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics One joule means that Work is done by a force of 1 kg when it displaces a body through 1 m Work is done by a force of 1 N when it displaces a body through 1 m Work is done by a force of 1 g when it displaces a body through 1 cm Work is done by a force of 1 dyne when it displaces a body through 1 cm Work is done by a force of 1 kg when it displaces a body through 1 m Work is done by a force of 1 N when it displaces a body through 1 m Work is done by a force of 1 g when it displaces a body through 1 cm Work is done by a force of 1 dyne when it displaces a body through 1 cm ANSWER DOWNLOAD EXAMIANS APP
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