Engineering Mechanics The velocity ratio of a simple wheel and axle with D and d as the diameters of effort wheel and load axle, is D × d D + d D - d D / d D × d D + d D - d D / d ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics A machine having an efficiency less than 50%, is known as Ideal machine Neither reversible nor non-reversible machine Reversible machine Non-reversible machine Ideal machine Neither reversible nor non-reversible machine Reversible machine Non-reversible machine ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics The wheels of a moving car possess Kinetic energy of translation and rotation both Potential energy only Kinetic energy of translation only Kinetic energy of rotation only Kinetic energy of translation and rotation both Potential energy only Kinetic energy of translation only Kinetic energy of rotation only ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics A differential pulley block has larger and smaller diameters of 100 mm and 80 mm respectively. Its velocity ratio is 20 10 5 40 20 10 5 40 ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics If a number of forces are acting at a point, their resultant will be inclined at an angle 'θ' with the horizontal, such that tanθ = ΣV × ΣH tanθ = ΣH/ΣV tanθ = √(ΣV + ΣH) tanθ = ΣV/ΣH tanθ = ΣV × ΣH tanθ = ΣH/ΣV tanθ = √(ΣV + ΣH) tanθ = ΣV/ΣH ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics The maximum velocity of a particle moving with simple harmonic motion is ω/r ωr ω2r ω ω/r ωr ω2r ω ANSWER DOWNLOAD EXAMIANS APP
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