The length of the telescope is 1.60 m, and it has a magnification of 60.0. What is the focal length of the objective lens?
A) 60.0 cm
B) 157 cm
C) 100 cm
D) 128 cm
E) 96.0 cm
Question 2
A flat circular coil has 200 identical loops of very thin wire. Each loop has an area of 0.12 m2 and carries 0.50 A of current. This coil is placed in a magnetic field of 0.050 T oriented at 30 to the plane of the loop.
What is the magnitude of the magnetic torque on the coil? A) 0.25 N m
B) 0.52 N m
C) 2.5 N m
D) 5.2 N m
Relationship between fruit radius and beak length in populations of native and introduced species of
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