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Studentka2010 [4]
3 years ago
12

Can Some1 help??

Physics
1 answer:
anyanavicka [17]3 years ago
7 0
What type of problem it is
You might be interested in
What uniform magnetic field, applied perpendicular to a beam
schepotkina [342]

Answer:

The magnetic field is 2.11\times10^{-5}\ T

Explanation:

Given that,

Speed v=1.30\times10^{6}\ m/s

Radius = 0.350 m

We need to calculate the magnetic field

Using formula of magnetic field

B =\dfrac{mv}{qr}

Where, m = mass of electron

v = speed of electron

q = charge of electron

r = radius

Put the value into the formula

B=\dfrac{9.1\times10^{-31}\times1.30\times10^{6}}{1.6\times10^{-19}\times0.350}

B=2.11\times10^{-5}\ T

Hence, The magnetic field is 2.11\times10^{-5}\ T

5 0
4 years ago
On an aircraft carrier, a jet can be catapulted from 0 to 240 km/h in 2.10 s. If the average force exerted by the catapult is 9.
Leya [2.2K]
<h2>Answer</h2>

The answer is 29495.3 kg

<h2>Explanation</h2>

As we know, the Newton's Second Law of Motion

Force = Mass * Acceleration

F = ma

The F exerted by catapult = 9.35 * 10^5

The Time is = 2.10 s

Velocity of the catapult = 240 km/h = 66.6 m/s   (240*1000 m /3600 s)

The mass of jet = ?

First detrmine the acceleration as

{/tex}Acceleration = Velocity/Time {/tex}

Acceleration = 66.6 ms^{-1}/2.1 s

Acceleration (a) =  31.7 ms^{-2}

Rearrange the formaula as

m= F/a

m= 9.35 * 10^5 N /31.7 ms^{-2}

m = 29495.3 kg

The mass will be 29495.3 kg

4 0
4 years ago
Three resistors have resistance of R, 2R, and 3R, are connected to a 12 volt energy source as shown in the circuit diagram. The
Kipish [7]

Answer:

2volts

Explanation:

Let us assume the resistor are in series

Equivalent resistance = R + 2R + 3R

Equivalent resistance = 6R

Since different voltage flows through the resistors

V = IR

Given V = 12V

I = 2A

Assume R = 1ohms

V = IR

V = 2 * 1

V = 2volts

Hence the potential difference across the resister with resistance R is 2volts

7 0
3 years ago
According to the law of conservation of matter, we know that the total number of atoms does not change in a chemical reaction an
iogann1982 [59]

Answer:

In a chemical reaction the total mass of all the substances taking part in the reaction remains the same. Also, the number of atoms in a reaction remains the same. Mass cannot be created or destroyed in a chemical reaction.

Explanation:

7 0
3 years ago
True or false The Coriolis effect is caused by the jet stream.
UNO [17]
The answer is false. The Coriolis effect is not caused by the jet stream. It is caused by the rotation of the Earth. The Coriolis effect is the apparent reversal of rotation of storms and the direction when draining water in the sink or toilet when you cross the equator. In the Southern hemisphere, the rotation is clockwise and in the Northern hemisphere, it's counter-clockwise.
8 0
4 years ago
Read 2 more answers
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