Any help appreciated with these!
Homework Statement
1. A battery is made up from a series combination of six 1.2 volt nickel cadmium cells supplying a 10ohm load-
a) What is the open circuit voltage?
b) Ignoring internal resistance, what is the current flowing in each cell?
2. The nickel...
Homework Statement
1. A 1000kg car has a 50kW engine and is traveling at 60 kilometers per hour-
a) solved!
b) calculate how much work is done by the engine during this time
c) calculate what the force being exerted on the car during this time
2. Determine the energy used to operate...
Hi all. Any help on these annoying questions will be much appreciated!
1) The second term of an AP is 4.5 and the tenth term is -7.5. Find the sum of the first ten terms.
2) For the series √2 + 1 + 1/√2 + ...
a) Find the sum to ten terms of the series
b) what is the difference between...