A circular loop carrying a current of 1.25 A is oriented in a magnetic field of 0.22 T. The loop has an area of 0.10 m2 and is mounted on an axis, perpendicular to the magnetic field, which allows the loop to rotate. If the plane of the loop is oriented parallel to the field, what torque is created by the interaction of the loop current and the field?
a. 0.018 N?m
b. 2.8 N?m
c. 0.028 N?m
d. 0.014 N?m
e. 57 N?m
c
You might also like to view...
The asteroid belt is found between ___________?
a. Earth and Mars
b. Mars and Jupiter
c. Jupiter and Saturn
d. Venus and Earth
Referring to how many kilograms of ice can a 3-ton refrigeration unit produce in a 24-hour period? The heat of fusion of water is 330 kJ/kg.
GIVEN - A three-ton refrigeration unit - Heat of fusion of ice is 330 kJ/kg FIND (a) Kilograms of ice produced by the unit per 24 hour period (b) The refrigeration unit capacity is the net value, i.e., it includes heat losses ASSUMPTIONS (a) Water is cooled to just above the freezing point before entering the unit
At a distance of 10 km from a radio transmitter, the amplitude of the E-field is 0.20 volts/meter. What is the total power emitted by the radio transmitter?
a. 10 kW b. 67 kW c. 140 kW d. 245 kW e. 21 kW
The Sahara in northern Africa is an example of a
A) rain shadow desert on the downslope of a large mountain range. B) cold ocean current desert formed by local winds coming off cool ocean areas. C) horse latitude desert formed by Earth's tradewinds. D) subtropical desert formed when tropical areas are overwhelmed by sand.