Thermal energy from the coffee is transferred to the mug.
Answer:

Explanation:
Deflection in the drop is due to electric field force
so we will have

acceleration of the drop is given as



now we know that time to cross the plates is given as



now the deflection is given as




Answer:ball, ramp, and angle
Explanation: these are the three things that are controls because you can control them
Answer: when in doubt go with B
Explanation:
Answer:
The common velocity v after collision is 2.8m/s²
Explanation:
look at the attachment above ☝️