Theory of Machine The method of direct and reverse cranks is used in engines for The control of speed fluctuations Kinematic analysis Balancing of forces and couples Vibration analysis The control of speed fluctuations Kinematic analysis Balancing of forces and couples Vibration analysis ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine There are six gears A, B, C, D, E and F in a compound train. The numbers of teeth in the gears are 20, 60, 30, 80, 25 and 75 respectively. The ratio of angular speeds of the driven (F) to the driver (A) of the drive is 12 4/15 1/8 1/24 12 4/15 1/8 1/24 ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The Coriolis component of acceleration leads the sliding velocity by 90° 180° 45° 135° 90° 180° 45° 135° ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine Hart mechanism has Six links Eight links Four links Twelve links Six links Eight links Four links Twelve links ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine In a reciprocating steam engine, when the crank has turned from inner dead centre through an angle θ, the angular velocity of the connecting rod is given by ω sinθ/(n² - cos²θ)1/2 ω sinθ/(n² - sin²θ)1/2 ω cosθ/(n² - sin²θ)1/2 ω cosθ/(n² - cos²θ)1/2 ω sinθ/(n² - cos²θ)1/2 ω sinθ/(n² - sin²θ)1/2 ω cosθ/(n² - sin²θ)1/2 ω cosθ/(n² - cos²θ)1/2 ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The dynamic friction is the friction experienced by a body, when the body Just begins to slide over the surface of the other body Is at rest None of these Is in motion Just begins to slide over the surface of the other body Is at rest None of these Is in motion ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS