A car weighing 40 tons is switched to a 2 percent of upgrade with a velocity of 30 mph. If the train resistance is 10 lb/ton, how far up the grade will it go?
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Which statement among the following is the correct information to calculate speed and velocity?
Both require distance and velocity also requires time
Both require displacement and time
Both require time but velocity requires displacement and speed requires distance
Both require distance and time
b. If all elements are resistors in such a way that element A has resistance
has and similarly for all elements. What would be the value of the equivalent resistance in terms of and
Which of the following would double the amount of current flowing through a piece of the metal rod?
Halve the voltage across it
Double the voltage across it.
Quarter the resistance across it.
Quadruple the voltage across it.
has 
and similarly for all elements. What would be the value of the equivalent resistance in terms of 
and 
