I think coders put in codes. Sry if that does not help.
The answer is B. A only. The optimum valve timing is found through experimentation using an engine dynamometer. The timing of the opening and closing of the valves is called valve timing. So the use of dynamometer measures the power output of a machine that is why it can measure the optimum valve timing.
Answer:
try checking your internet or reset your computer if that still dosnt work try putting all your stuff on an USB stick and then after you did that factory data reset your computer and that should work but before you reset your computer take it into a computer specialist
Explanation:
Answer:
A transformer is an electrical device which, by the principles of electromagnetic induction, transfers electrical energy from one electric circuit to another, without changing the frequency. The energy transfer usually takes place with a change of voltage and current.
The major function of a transformer is to step up or step down the voltage in an Alternate Current (AC) circuit.