Q&A Forum
1131 questions found
Cos A =
- 0.6
- 0.8
- 1.2
How can you work this out without a calculator?
A ram has a piston with 2 in2. Another ram with a piston of 4 in2 will provide
- triple the force.
- double the force.
- square the force.
Hi, I could do with some help on this question. I have not see this method of specifying a ram and piston combination. What is the difference between a "2 in2" and a "4 in2" piston, are the designations relating to piston and rod diameter? Thanks, Graeme.
A cylinder filled with water to half a metre will exert a pressure of
- 49.0 Pa.
- 4900 Pa.
- 9800 Pa.
Hi, can someone please explain?
A spring, operating within its elastic range, shortens by 60mm when a load of 480N is applied to it. Calculate the total shortening when the load is increased by 120N
- 82mm.
- 45mm.
- 75mm.
Hi, can someone give me the formula to calculate this?
(x + y)^2 / (x + y)^8 has a base and exponent of
- (x + y)^10.
- (x + y)^-6.
- (x + y)^1/4
is this is nt worng question?