A 0.3 kg baseball is pitched horizontally with a speed of 20.0 m/s. It is then batted with a speed of 45.0 m/s in the opposite direction. The contact time is 0.02 seconds. What is the average force exerted by the bat? 975.0 N 375.0 N 675.0 N 300.0 N

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Q: Review Part A What is the peak current supplied by the emf in the figure(Figure 1)? Express your ans...

A: C1 = 4 μF C2 = 2 μF C3 = 3 μF Eo = 10 V f = 200 Hz   

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A: We can calculate the required force by using the equation of torque

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Q: 3. A pendulum swings back-and-forth with a frequency of 3.0 Hz. Calculate the period of the pendulum...

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A: Force on current carrying conductor in magnetic field F = I L B Sinθ 

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Q: A satellite constructs a circle around the earth carth's surface.

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Q: A radio transmitter broadcasts 4.5 kW of power to a 3.2 m diameter ceceiver.   Calculate the intens...

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Q: Which of the following statements correctly describes the relationship between an objects kinetic en...

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Q: Three rectangular loops move near a long straight wire carrying a constant current, as shown below. ...

A: Answer  Correct option is e) B and C  

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Q: A molecule of DNA (deoxyribonucleic acid) is 2.08 um long. The ends of the molecule become singly io...

A: Original length (L) = 2.08 μm compression = 0.81% of L = 0.81100×2.08 μm = 0.016848 μm   

Q: solve please (1.6x10^-8)x(2.5x10^-8) (4.0x10^-8)x(2.5x10^-8) (6.3x10^-8)x(2.5x10^-8) (4.0x10^-9)...

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A: mass (m) = 0.012 kg time (t) = 0.325 seconds   

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A: Here, we calculate  the height of the satellite  above the ground earth,s surface as given follow;

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A: Given:mass of block A, mA = 100 kgmass of block B, mB = 260 kgPulley and surface is frictionlessStri...