A rectangular coil having N turns and measuring 15 cm by 25 cm is rotating in a uniform 1.6-T magnetic field with a frequency of 75 Hz. The rotation axis is perpendicular to the direction of the field
If the coil develops a sinusoidal emf of maximum value 56.9 V, what is the value of N?
A) 2 B) 4 C) 8 D) 10 E) 6
A
Physics & Space Science
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A cereal box has the dimensions of 0.14 m × 0.22 m × 0.070 m. If there are 3.28 feet per meter, then what is the volume of the box in cubic feet?
a. 7.6E–2 cubic feet b. 2.3E–2 cubic feet c. 2.7E–1 cubic feet d. 3.9E–3 cubic feet e. 1.3E–2 cubic feet
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The seriousness of an asteroid collision is gauged by the ______________ scale
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Physics & Space Science
The numerals that follow the symbols in chemical formulas are called ______________
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The mountains of the Alps in Europe are examples of ______________ mountains
Fill in the blank(s) with correct word
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