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snow_tiger [21]
3 years ago
5

Which are true:

Physics
1 answer:
lbvjy [14]3 years ago
7 0

Answer:

Explanation:

1) is true since two like charges repel and two unlike charges attract each other.

2) is true since the neutral word itself means number of positive charge is equal to number of negative charge.

3) is true

4) yes electric charge is conserved.

5) false since two like charges repels each other.

5) True  since two unlike charges attract each other.

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The highest energy waves have the<br> {SHORTEST}wavelength
Likurg_2 [28]

Answer:

infared rays pls give me brainiest]

8 0
3 years ago
A battery can provide a current of 1.80 A at 2.60 V for 6.00 hr. How much energy (in kJ) is produced?A battery can provide a cur
love history [14]

Answer:

The energy which is produced by a battery is 101.1 kJ.

Explanation:

The expression for the energy in terms of voltage, current and time is as follows;

E=VIt

Here, V is the voltage, I is the current and t is the time.

It is given in the problem that a battery can provide a current of 1.80 A at 2.60 V for 6.00 hr.

Calculate the energy of the battery.

E=VIt

Convert time from hour int seconds.

t=6 hr

t=(6)(60)(60)

t=21600 s

Put I= 1.80 A, V= 2.60 V and t= 21600 s in the expression of energy.

E=(2.60)(1.80)(21600)

E= 101.1 kJ

Therefore, the energy which is produced by a battery is 101.1 kJ.

4 0
3 years ago
Capillary waves travel what than long waves
7nadin3 [17]
Faster than. Hope this helps!!!
6 0
3 years ago
Read 2 more answers
a vehicle's consists of components that generate and transmit power to the wheels. a. suspension b. fuel system c. power train
GalinKa [24]

The power train is a vehicle's consists of components that generate and transmit power to the wheels.

<h3>What do you mean by power train?</h3>

The collection of all the parts that propel your car forward is called the powertrain. The engine of your car generates power, which the powertrain then transfers to the wheels on the ground. The engine, transmission, driveshaft, axles, and differential are the main parts of a powertrain. A high-performance sports sedan is frequently described as having smooth steering, acceleration, and braking, as well as great body control and improved driving safety. These methods are crucial, but they are not the "end-all" of a great sports car. Its incredible performance figures, such as its ability to accelerate from zero to one hundred kilometers per hour in just seconds, come exclusively from your powertrain.

To learn more about Power train, Visit:

brainly.com/question/20493367

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8 0
2 years ago
A 50.0 kg student climbs 5.00m up a rope at a constant speed. If the student's power output is 200.0 W, how long does it take th
hammer [34]

Answer:

The time taken by the student to climb is 12.25 seconds and work done is 2450 J.            

Explanation:

Given that,

Mass of the student, m = 50 kg

The student climbs to a height of 5 meters at a constant speed.

The student's power output is 200.0 W, P = 200 W

The power of an object is given by work done divided by time taken. So,

P=\dfrac{W}{t}

(b) W is work done,

W=mgh\\\\W=50\times 9.8\times 5\\\\W=2450\ J

(b)

t=\dfrac{W}{P}\\\\t=\dfrac{2450}{200}\\\\t=12.25\ s

So, the time taken by the student to climb is 12.25 seconds and work done is 2450 J.

3 0
4 years ago
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