- Axially upwards
- Axially downwards
- Axially upwards or downwards
- None of these
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When the Q point moves along the load line, the voltage increases when the current?
Answer: Option 3 Let'
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The efficiency of a screw jack is maximum, when (where $$\alpha $$ = Helix angle and $$\varphi $$ = Angle of friction)?
Answer: Option 2 Let'
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When screw threads are to be used in a situation where power is being transmitted in one direction only, then the screw threads suitable for this will be?
Answer: Option 4 Let'
1 Answers 1 views
The efficiency of a screw jack is maximum, when (where $$\alpha $$ = Helix angle and $$\varphi $$ = Angle of friction.)?
Answer: Option 2 Let'
1 Answers 1 views
When a uniformly distributed load, longer than the span of the girder, moves from left to right, then the maximum bending moment at mid section of span occurs when the uniformly distributed load occupies?
Answer: Option 4 Let'
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When the axis of load lies in the plane of rivet group, then the most heavily loaded rivet will be the one which (where, Fa is the load shared by each rivet due to axial load and Fm is the shearing load due to moment in any rivet.)?
Answer: Option 4 Let'
1 Answers 2 views
In a screw jack, the effort required to lift the load W is given by (where $$\alpha $$ = Helix angle and $$\varphi $$ = Angle of friction)?
Answer: Option 2 Let'
1 Answers 1 views
Efficiency of a screw jack is given by (where $$\alpha $$ = Helix angle and $$\varphi $$ = Angle of friction.)?
Answer: Option 2 Let'
1 Answers 1 views
In a screw jack, the effort required to lift the load is given by (where W = Load lifted, α = Helix angle, and φ = Angle of friction.)?
Answer: Option 2 Let'
1 Answers 1 views
A synchronous motor which works on a leading power factor and does not drive a mechanical load is called as?
Answer: Option 3 Let'
1 Answers 1 views