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i need to find current

A boat takes 4 min. to cross a river 90m wide directly when there is no current & 5min. When there is current. find the velocity
1. 1 answer
2. asked by Minte
3. 912 views
TRACY SWIMS ACROSS A STREAM OF WIDTH 40.0M IN 33.0S WHEN THERE IS NO CURRENT.SHE TAKES 59.0 TO COVER THE SAME DISTANCE WHEN
1. 2 answers
2. asked by ERIC
3. 1,464 views
Tracy swims across a stream of width 40.0 m in 33.0 s when there is no current. She takes 59.0 s to cover the same distance when
1. 3 answers
2. asked by Willie
3. 1,227 views
Which currents are cold and which are warm? North Equatorial current, Equatorial counter current, South equatorial current, Peru
1. 0 answers
2. asked by Pat
3. 698 views
A current consisting of charges that flow in one direction only is _____.an induced current an alternating current a direct
1. 1 answer
2. asked by ss
3. 176 views
A current consisting of charges that flow in one direction only is _____.a magnetic current an alternating current a direct
1. 1 answer
2. asked by ss
3. 194 views
What effect does increasing the voltage have on the current and a circuit?It decreases The current. It increases the Current It
1. 1 answer
2. 47 views
9.What effect does increasing the voltage have on the current in a circuit? It increases the current It does not affect the
1. 1 answer
2. 50 views
A motorboat that travels with a speed of 20 km/hour in still water has traveled 20 km against the current and 180 km with the
1. 1 answer
2. asked by Anonymous
3. 1,308 views
A motorboat that travels with a speed of 20 km/hour in still water has traveled 36 km against the current and 22 km with the
1. 1 answer
2. asked by Anish Panda
3. 2,373 views