Theory of Machine The locus of a point on a thread unwound from a cylinder will be Involute A straight line A circle Cycloidal Involute A straight line A circle Cycloidal ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The number of centers in a crank driven slider crank mechanism is 4 2 6 4 2 6 ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine If ‘D₁’ and ‘D₂’ be the diameters of driver and driven pulleys, then belt speed is proportional to D₁/D₂ D₂/D₁ D₁.D₂ D₁ D₁/D₂ D₂/D₁ D₁.D₂ D₁ 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 In a four stroke I.C. engine, the turning moment during the compression stroke is Negative throughout Negative during major portion of the stroke Positive during major portion of the stroke Positive throughout Negative throughout Negative during major portion of the stroke Positive during major portion of the stroke Positive throughout ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The mechanism forms a structure, when the number of degrees of freedom (n) is equal to -1 1 2 -1 1 2 ANSWER DOWNLOAD EXAMIANS APP
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