A barge with vertical sides is 10.0 m wide and 60.0 m long and is ...

[Anajune7]

A barge with vertical sides is 10.0 m wide and 60.0 m long and is floating in fresh water. How much deeper into the water does the barge sink when 300,000 kg of coal are loaded on the barge?
 
  A) 25.0 cm
  B) 50.0 cm
  C) 75.0 cm
  D) 1.00 m
  E) 1.50 m

Question 2

A capacitor C is connected in series with a resistor R across a battery and an open switch. If a second capacitor of capacitance 2C is connected in series to the first, the time constant of the new RC circuit will be
 
  A) the same as before.
  B) larger than before.
  C) smaller than before.
  D) variable.

[nyrave]

Answer to Question 1

B

Answer to Question 2

C

[Anajune7]

Excellent

[marict]

Gracias!