Engineering Mechanics A weight of 1000 N can be lifted by an effort of 80 N. If the velocity ratio is 20, the machine is Non-reversible None of these Ideal Reversible Non-reversible None of these Ideal Reversible ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics The linear acceleration (a) of a body rotating along a circular path of radius (r) with an angular acceleration of α rad/s2, is a = α.r None of these a = r / α a = α/ r a = α.r None of these a = r / α a = α/ r ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics The power developed by a body acted upon by a torque 'T' Newton meter (N - m) and revolving at ω radian/s is given by T.ω/75 (in kilowatts) T.ω/60 (in watts) T.ω (in watts) T.ω/4500 (in kilowatts) T.ω/75 (in kilowatts) T.ω/60 (in watts) T.ω (in watts) T.ω/4500 (in kilowatts) 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 Non-reversible machine Reversible machine Ideal machine Neither reversible nor non-reversible machine Non-reversible machine Reversible machine ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics A framed structure is perfect, if the number of members are __________ (2j - 3), where j is the number of joints. Equal to None of these Less than Greater than Equal to None of these Less than Greater than ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics When the spring of a watch is wound, it will possess Strain energy Heat energy Kinetic energy Electrical energy Strain energy Heat energy Kinetic energy Electrical energy ANSWER DOWNLOAD EXAMIANS APP
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