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almond37 [142]
3 years ago
11

Thanks + BRAINLIST Please need correct answer asappp

Physics
1 answer:
nirvana33 [79]3 years ago
6 0

Answer:

  1. Standing waves can be thought of as a sin wave and a cos wave overlapping each other. They go in different direction hence C is correct
  2. Wave interference can be thought of as the opposite of destructive ---> constructive anda hencd meet and interact on the same medium such that answer B is correct
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What type of charge do individual hair strands have when standing on end due to static electricity?
aalyn [17]

Answer:

C. I think

Explanation:

C. permanent positive charges

8 0
3 years ago
What is the magnitude of velocity for a 2,000 kg car possessing 3,000 kg.m/s of<br> momentum?
yanalaym [24]

Answer:

The product of the mass and the volume is known as momentum.

According to the law of momentum, it is stated that the two or more bodies remain in a constant state unless an external force is applied in an isolated room.

Momentum depends on the following:-

Mass

Velocity

Momentum = MASS \ X \ VOLUMEMomentum=MASS X VOLUME

\begin{gathered}momentum = 3000kgm/s\\\\mass = 2000kg\\\\velocity =\frac{momentum}{mass}\\\\v= \frac{3000}{2000} \\\\v= 1.5m/s\end{gathered}

momentum=3000kgm/s

mass=2000kg

velocity=

mass

momentum

v=

2000

3000

v=1.5m/s

3 0
3 years ago
How much pressure is being exerted by blood cells that are applying 375N of force over 25.5m2 of your body’s blood vessels?
astra-53 [7]

Answer:

Pressure = 14.71N/m²

Explanation:

Given the following data;

Force = 375N

Area = 25.5m²

To find the pressure;

Pressure = force/area

Pressure = 375/25.5

Pressure = 14.71N/m²

Therefore, the amount of pressure that is being exerted by blood cells is 14.71 Newton per meter square.

5 0
3 years ago
give at least 5 examples of thermometers, thermometric substance and thermometric property. please help me ASAP ​
Artist 52 [7]

Answer:

Thermometers:

1. Mercury thermometer

2. Alcohol thermometer

3. Thermocouple

4. Bimetallic strip

5. Resistance thermometer

Thermometric substances:

1. Mercury

2. Alcohol

3. Thermocouple

4. Bimetallic strip

5. Resistance thermometer

Thermometric properties:

1. Mercury's expansion with temperature

2. Alcohol's expansion with temperature

3. The voltage generated by a thermocouple

4. The change in shape of a bimetallic strip

5. The change in resistance of a resistance thermometer

Explanation:

Give me brainliest if I helped!

8 0
1 year ago
Complete the chart. All measurements are good to 1°C or better,
lisov135 [29]

Answer:

-40°C and -273°C ok do it

3 0
3 years ago
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