Calculate the tension in a horizontal string

Reference no: EM1354943

Q. Calculate the tension in a horizontal string that whirls a 2kg toy in a circle of radius 2.5m when it moves at 3 m/s on an icy surface.

Q. compass needle points 25 degrees E of N outdoors. However, when it is placed 17 cm to the east of a vertical wire inside a building it points 61 degrees E of N. What is the magnitude of the current in the wire? The earth field there is 0.50X10^-4 T and is horizontal?

Reference no: EM1354943

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Calculate the tension in a horizontal string : compass needle points 25 degrees E of N outdoors. However, as it is placed 17 cm to the east of a vertical wire inside a building it points 61 degrees E of N. What is the magnitude of the current in the wire? The earth field there is 0.50X10^-4 T ..

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