1. In a screw jack, the effort required to lift the load W is given by (where α = Helix angle, and φ = Angle of friction)





Ask Your Doubts Here

Type in
(Press Ctrl+g to toggle between English and the chosen language)

Comments

Show Similar Question And Answers
QA->A statement followed by two assumptions I and II is given. You have to consider the statement to be true even if it seems to be at variance from commonly known facts. You are to decide which of the given assumptions can definitely be drawn from the given statement. Indicate which one of the four given alternatives is correct ? Statement : If more encouragement is given to Sports, Indians will win more gold medals at the Olympic Games. Assumptions : I. Indians do not win gold medals. II. More enc....
QA->A simple pendulum is set up inside a lift. The period of oscillations is maximum when the lift is:?....
QA->Two statements are given followed by two conclusions I and II. You have to consider the two statements to be true even if they seem to be at variance from commonly known facts. You have to decide which one of the given conclusions is definitely drawn from the given statements. Statement : All virtuous persons are happy. No unhappy person is virtuous. Conclusions : I. Happiness is related to virtue II. Unhappy person is not virtuous.....
QA->The angle of elevation of the top of a hill at the foot of a tower is 60° and the angle of elevation of the top of the tower from the foot of the hill is 30°. If the tower is 50 m high, the height of the hill is—....
QA->Find the maximum velocity for the overturn of a car moving on a circular track of radius 100 m. The co-efficient of friction between the road and tyre is 0.2?....
MCQ->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.)....
MCQ->In a screw jack, the effort required to lift the load W is given by (where α = Helix angle, and φ = Angle of friction)....
MCQ->Consider the following statements about conditions that make a metal semiconductor contact rectifying N type semiconductor with work function φs more than work function φM of metalN type semiconductor with work function φs less than work function φM of metalP type semiconductor with work function φs more than work function φM of metalP type semiconductor with work function φs less than work function φM of metal. Of these statements....
MCQ->The efficiency of a screw jack is maximum, when(where α = Helix angle, and φ = Angle of friction.)....
MCQ->The efficiency of a screw jack is maximum, when (where α = Helix angle, and φ = Angle of friction)....
Terms And Service:We do not guarantee the accuracy of available data ..We Provide Information On Public Data.. Please consult an expert before using this data for commercial or personal use | Powered By:Omega Web Solutions
© 2002-2017 Omega Education PVT LTD...Privacy | Terms And Conditions
Question ANSWER With Solution