Engineering Mechanics The range of a projectile is maximum, when the angle of projection is 60° 90° 45° 30° 60° 90° 45° 30° ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics If the gravitational acceleration at any place is doubled, then the weight of a body will be g √2.g 2g g/2 g √2.g 2g g/2 ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics The maximum efficiency of a screw jack is (1 - sinφ)/(1 + sinφ) (1 + tanφ)/(1 - tanφ) (1 - tanφ)/(1 + tanφ) (1 + sinφ)/(1 - sinφ) (1 - sinφ)/(1 + sinφ) (1 + tanφ)/(1 - tanφ) (1 - tanφ)/(1 + tanφ) (1 + sinφ)/(1 - sinφ) ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics One joule is equal to 10 N-m 1 N-m 0.1 N-m 100 N-m 10 N-m 1 N-m 0.1 N-m 100 N-m ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics In a screw jack, the effort required to lower the load is __________ the effort required to raise the same load. Equal to Less than More than None of these Equal to Less than More than None of these ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics When the spring of a watch is wound, it will possess Strain energy Electrical energy Heat energy Kinetic energy Strain energy Electrical energy Heat energy Kinetic energy ANSWER DOWNLOAD EXAMIANS APP
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