Theory of Machine Frequency of vibrations is usually expressed in None of these Number of cycles per hour Number of cycles per second Number of cycles per minute None of these Number of cycles per hour Number of cycles per second Number of cycles per minute ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine In a screw jack, the effort required to lower the load W is given by P = W tan(α - φ) P = W tan(φ - α) P = W cos(α + φ) P = W tan(α + φ) P = W tan(α - φ) P = W tan(φ - α) P = W cos(α + φ) P = W tan(α + φ) ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The pressure angle of a cam is the angle between the direction of the follower motion and a normal to the Pitch circle Pitch curve Base circle Prime circle Pitch circle Pitch curve Base circle Prime circle ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine Which one of the following can completely balance several masses revolving in different planes on a shaft? Two masses in any two planes A single mass in different planes Two equal masses in any two planes A single mass in one of the planes of the revolving masses Two masses in any two planes A single mass in different planes Two equal masses in any two planes A single mass in one of the planes of the revolving masses ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine A foot step bearing and rotor of a vertical turbine form examples of Incompletely constrained motion Completely constrained motion Partially constrained motion Successfully constrained motion Incompletely constrained motion Completely constrained motion Partially constrained motion Successfully constrained motion ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The magnitude of linear velocity of a point B on a link AB relative to point A is, (Where ω = Angular velocity of the link AB) ω × (AB)² (ω × AB)² ω² × AB ω × AB ω × (AB)² (ω × AB)² ω² × AB ω × AB ANSWER DOWNLOAD EXAMIANS APP
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