Theory of Machine Frequency of vibrations is usually expressed in Number of cycles per hour None of these Number of cycles per minute Number of cycles per second Number of cycles per hour None of these Number of cycles per minute Number of cycles per second ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The velocity of a particle moving with simple harmonic motion, at any instant is given by (where ω = Displacement of the particle from mean position) ω √(r² - x²) ω √(x² - r²) ω² √(r² - x²) ω² √(x² - r²) ω √(r² - x²) ω √(x² - r²) ω² √(r² - x²) ω² √(x² - r²) ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine Which gear train is used for higher velocity ratios in a small space? Compound gear train Simple gear train Epicyclic gear train Reverted gear train Compound gear train Simple gear train Epicyclic gear train Reverted gear train ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The frictional torque transmitted by a cone clutch is same as that of Flat pivot bearing Truncated conical pivot bearing Conical pivot bearing Flat collar bearing Flat pivot bearing Truncated conical pivot bearing Conical pivot bearing Flat collar bearing ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine Rectangular bar in a rectangular hole is the following type of pair Partially constrained motion Completely constrained motion Freely constrained motion Incompletely constrained motion Partially constrained motion Completely constrained motion Freely constrained motion Incompletely constrained motion ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The two links OA and OB are connected by a pin joint at O. If the link OA turns with angular velocity ω₁ rad/s in the clockwise direction and the link OB turns with angular velocity ω₂ rad/s in the clockwise direction, then the rubbing velocity at the pin joint O is (where r = Radius of the pin at O) (ω₁ + ω₂)r (ω₁ - ω₂)2r ω₁.ω₂.r (ω₁ - ω₂)r (ω₁ + ω₂)r (ω₁ - ω₂)2r ω₁.ω₂.r (ω₁ - ω₂)r ANSWER DOWNLOAD EXAMIANS APP
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