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lorasvet [3.4K]
2 years ago
5

Direction:choose only the letter of your answer in the box.

Physics
1 answer:
ale4655 [162]2 years ago
7 0

Answer:

A,

Explanation:

im going to choose a because they should probably still water it so it doesn’t die at least until it grows or gets a little bigger.

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A 10 µf capacitor is charged to 108 v and is then connected across a 328 ω resistor. what is the initial charge on the capacitor
valina [46]
The capacitance is defined as the maximum charge stored in a capacitor, Q, divided by the voltage applied, V:
C= \frac{Q}{V}

The capacitor is initially charged with the battery of 108 V, so the the initial charge on the capacitor can be found by re-arranging the previous formula:
Q=CV=(10 \mu F)(108 V)=1080 \mu C
8 0
4 years ago
Calculate the energy transfers in joules by a 4kW by appliances left for 2 minutes
Marianna [84]

Answer: 480 kJ

Explanation: Energy = power · time

E = Pt = 4000 W · 120 s = 480 000 J

5 0
3 years ago
Please help
natali 33 [55]

Answer:

Thermosphere

temperature continue to rise up to 1500*C

Ionosphere

Mesosphere

temperature falls to -93*C

Stratosphere

protective ozone layer

UV radiation causes temperature to rise

Troposphere

78% nitrogen, 21% oxygen

temperature drops from 17 to -52*C

Explanation:

3 0
3 years ago
An elevator filled with passengers has a mass of 1603 kg. (a) The elevator accelerates upward from rest at a rate of 1.20 m/s2 f
Galina-37 [17]

Answer:

T = 17649.03 N = 17.65 KN

Explanation:

The tension in the cable must be equal to the apparent weight of the passenger. For upward acceleration:

T = W_A = m(g+a)\\

where,

T = Tension in cable = ?

W_A = Apparent weight

m = mass = 1603 kg

g = acceleration due to gravity = 9.81 m/s²

a = acceleration of elevator = 1.2 m/s²

Therefore,

T = (1603\ kg)(9.81\ m/s^2+1.2\ m/s^2)\\\\

<u>T = 17649.03 N = 17.65 KN</u>

8 0
3 years ago
Explain what it means when we say a substance is magnetic.
Viefleur [7K]
That is type of substance which produce magnetic field

(Example: fridge magnet)
6 0
4 years ago
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