Question 1 of 5

Q:1

A block of wood weighs 160 N and has a specific gravity of 0 . 60. To sink it in fresh water requires an additional downward force of:

 
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      Question 2 of 5

Q:2

The magnitude of the Bohr magneton in J / T is about:

 
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      Question 3 of 5

Q:3

A circular loop of wire rotates about a diameter in a magnetic field that is perpendicular to the axis of rotation. Looking in the direction of the field at the loop the induced current is:

 
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      Question 4 of 5

Q:4

A horizontal force of 5 . 0 N pushes a 0 . 50-kg book against a vertical wall. The book is initially at rest. If the coefficients of friction are μ s =0 . 6 and μ k =0 . 80, the magnitude of the frictional force is:

 
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      Question 5 of 5

Q:5

An RLC series circuit has R =4 Ω , X C =3 Ω , and X L =6 Ω . The impedance of this circuit is:

 
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