. Suppose you have a 9V battery, a 2μF capacitor, and a 7.40μF capacitor.
(a) Find the charge and energy stored if the capacitors are connected to the
battery in series. (b) Do the same for a parallel connection.
A 70 – kg man wears shoes whose area
is 200 cm2 each. How much pressure
does he exert on the ground?
1. A 0.2µF capacitor has a charge of 20 µC. Find the voltage and energy.
2. If the energy stored in a 1/8 F capacitor is 25 J, find the voltage and charge.
3. Find the maximum and minimum values of capacitance that can be obtained
from ten 1µF capacitors.
4. Suppose you have a 9V battery, a 2μF capacitor, and a 7.40μF capacitor.
(a) Find the charge and energy stored if the capacitors are connected to the
battery in series. (b) Do the same for a parallel connection.
5. In an open-heart surgery, a much smaller amount of energy will defibrillate
the heart. (a) What voltage is applied to the 8µF capacitor of a heart
defibrillator that stores 40 J of energy? (b) Find the amount of stored charge.
6. If the current through a 1mH inductor is 𝑖(௧) = 20 cos 100𝑡 𝑚𝐴, find the
terminal voltage and the energy stored.
7. Find the maximum and minimum values of inductance that can be obtained
using ten 10mH inductors.
Additional Activities TASK: Writing a descriptive paragraph (200-350 words). DIRECTIONS: Look at contemporary arts present in your community. Tell something about the materials used in the art and how it is used in the art.
How can management use budgets to encourage staff to meet profit/ sales milestones?
A gas mixture consists of 5g O2 , 8g N2 and 10g CO2.
Determine
a) Mass fraction of each component (3)
b) Mole fraction of each component (3)
c) The molecular weight of the mixture (4)
A chain hangs over a smooth peg, 8 meters being on one side and 12 meters on the
other. Find the time required for it to slide off (a) neglecting friction and (b) if friction is
equal to the weight of 1 meter of chain.
What's the link among time value of money, sources of finance, cost of capital, capital structure and capital budgeting