3 write down
two method to increase
any
the effiencey of a simple machine.
Ang two method to increase the effienee.
of a simple machine aree
ns
y of
1)

two method of increasing efficiency of machine are 1st is give lubricants to machine to reduce friction or heat loss and

2nd. is by increasing the input of energy

a. vertically

explanation:

i tried it and took the test

if im wrong then we have different tests