A screw jack of 4 watt whose pitch is 2mm is used to raised a...
A screw jack of 4 watt whose pitch is 2mm is used to raised a...
A screw jack of 4 watt whose pitch is 2mm is used to raised a car of mass of 800kg through a vertical height of 20cm. Th length of Tommy bar of the screw Jack is 40cm and if efficiency is 75%, calculate
I) V.R
Il) M.A
Iii) effort
Iv) work done by effort?
3 Answers Available
Asked by Donald on 30th August, 2021
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