Related Questions

The ampere-hour efficiency of a leadacid cell is normally between
A 20 to 30%
B 40 to 50%
C 60 to 70%
D 90 to 95%
Which of the following factors adversely affects the capacity of the leadacid battery ?
A Temperature of surroundings
B Specific gravity of electrolyte
C Rate of discharge
D All of the above
At a certain bookstore , the regular price of each book is 20 percent less than its list price. If during a sale the price of each book at the store was 15 percent less than its regular price, then the price of a book during the sale was what percent less than its list price ?
A 30%
B 32%
C 35%
D 38%
The ratio of ampere-hour efficiency to watt-hour efficiency of a lead-acid cell is
A just one
B always greater than one
C always less than one
D none of the above
A person travels I2 km due north, then 15 km due east after that I5km due west and then 18 km due south. How far B she from the starting point?
A 6km
B 10km
C 33km
D 60km
With decrease in the throughput (compared with the design capacity) for a bubble cap distillation column, its efficiency
A Increases
B Decreases
C Remains same
D May increase or decrease ; depends on individual design
Diaphragm electrolytic cell as compared to mercury electrolytic cell
A Produces 70% NaOH solution
B Requires less specific power consumption for the production of chlorine
C Requires lesser investment for similar capacity
D All of the above
An alternator coupled to a _____ runs at slow speed, as compared to as compared to others.
A diesel engine
B hydraulic turbine
C steam turbine
D gas turbine
If w is 10% less than x, and y is 30% less than Z, then why is what percent less than xz?
A 10%
B 20%
C 37%
D 40%
If w is 10 percent less than x, and y is 30 percent less than z, then wy is what percent less than xz?
A 10%
B 20%
C 37%
D 40%

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