Thermistors are actually ____ sensitive semiconductor devices.
a. thermally
b. voltage
c. contraction
d. pressure
a. thermally
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Which of the following is a true statement?
A. Batteries self-discharge at a higher rate in cold temperatures. B. Surface charge refers to hydrogen gas bubbles that form on the plates during battery charging. C. The open-circuit voltage of a fully-charged 12V lead acid battery is 12.2V. D. All of the above are true statements.
If the lock-to-lock steering wheel rotation is 3.5 turns, and the total front wheel movement during this rotation is 70 degrees, the steering ratio is 20:1.
Answer the following statement true (T) or false (F)
The subsequent problems deal with the circuit below where all voltage sources are dc and the circuit is assumed to be in steady state. Also, R1 = R2 = R3 = R4 = R.
If R3 is replaced by an closed (short) circuit and I2 is known, the current through the closed circuit (where R3 was) will be
A. I2 / 2 B. 0 C. ?I2 D. I2 E. 2I2
Why is panel filter media sometimes coated with a viscous substance?
What will be an ideal response?