If possible find a hook up of prime base number machine that will do the same work as the give stretching machine. Do not use `(xx1)` machines.

Find a repeater machine that will do the same work as a(xx1/8) machine.

Find two repeater machines that will do the same work as a (xx81) machine.

Why do we use simple machines?

Find three repeater machines that will do the same work as a (xx64) machine. Draw them, or describe them using exponents.

Find the single machine that will do the same job as the given hook -up a. a(xx2^(3)) machine followed by (xx2^(-2)) machine. b. a(xx2^(4)) machine followed by (xx(1/2)^(2)) machine. c. a(xx5^(99)) machine followed by a (5^(-100)) machine.

Two machines are capable of doing the same work. Should they have the same power?

Find three machines that can be replaced with hook ups of (xx5) machines.

Give two examples where we use wedges as simple machines.

Why do some people need to use a dialysis machine ? What does the machine do ?

A machine P can print one lakh books in 8 hours, machine Q can print the same number of books in 10 hours while machine R can print them in 12 hours. All the machines are started at 9 a.m. while machine P is closed at 11 a.m. and the remaining two machines complete the work. Approximately at what time will the work be finished? a. 11 : 30 a.m. b. 12 noon c. 12 : 30 p.m. d. 1 p.m.