A particle (q = 4.0 mC, m = 50 g) has a velocity of 25 m/s in the positive x direction when it first enters a region where the electric field is uniform (60 N/C in the positive y direction). What is the speed of the particle 5.0 s after it enters this region?
a. 49 m/s
b. 35 m/s
c. 32 m/s
d. 44 m/s
e. 24 m/s
b
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A string is wrapped tightly around a fixed frictionless pulley that has a moment of inertia of 0.0352 kg ? m2 and a radius of 12.5 cm
The string is pulled away from the pulley exerting a constant force of 5.00 N on the pullley causing the pulley to rotate. What is the speed of the string after it has unwound 1.25 m if the string does not slip on the pulley? A) 2.09 m/s B) 2.36 m/s C) 1.18m/s D) 3.18 m/s E) 4.95 m/s
When decoupling occurred ________ formed
Fill in the blank(s) with correct word
Determine the energy stored in C2 when C1 = 15 ?F, C2 = 10 ?F, C3 = 20 ?F, and V0 = 18 V
a.
0.72 mJ
b.
0.32 mJ
c.
0.50 mJ
d.
0.18 mJ
e.
1.60 mJ
A force is non-conservative if the net work done by the force on an object moving around any closed path is zero
Indicate whether the statement is true or false