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melamori03 [73]
3 years ago
13

Collisions tend to happen when one driver is going faster or slower than other cars on the road.

Physics
1 answer:
valkas [14]3 years ago
6 0
When one driver is going faster
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Help pls I will mark brainliest ❤️
jolli1 [7]

Answer:

Explanation:

simple, just use F = ma

assume that the acceleration is any positive value <em>a</em>

The force F must accelerate both sleds

F = (2m + m)<em>a</em>

The force T must accelerate the rear sled

T = m<em>a</em>

T/F = m<em>a</em>/3m<em>a</em> = 1/3

6 0
3 years ago
What is 50,000 in exponential notation?
oee [108]

Answer:

To write 50000 in scientific notation, we will have to move the decimal point four points to left, which literally means dividing by 104 . Hence in scientific notation 50000=5×104 (note that as we have moved decimal four points to left and thus divided by 104 , we are multiplying by 104 to compensate.

Explanation:

6 0
4 years ago
Speed is calculated by taking <br> divided by time
labwork [276]
Speed is calculated by distance divided by time
5 0
4 years ago
Fluid flows at 2.0 m/s through a pipe of diameter 3.0 cm. What is the volume flow rate of the fluid in m^3/
fenix001 [56]

Answer:

Volume flow rate = 1.41 \times 10^{-3}m^3/s

Explanation:

The volume flow rate through a channel can be gotten by multiplying its area and its velocity.

The channel under consideration is a circular channel. Hence, the cross-sectional area can be calculated by using the relation for calculating the area of a circle

Cross-sectional area = \pi \times d^{2}/4

A = \pi \times (3\times 10^-2)^2  /4 = 7.07 \times 10 ^-4 m^2

volume flow rate= A =  7.07 \times 10 ^-4 m^2 X 2.0 = 1.41 \times 10^{-3}m^3/s

Volume flow rate = 1.41 \times 10^{-3}m^3/s

7 0
4 years ago
Quiz Review Problems
zlopas [31]

The momentum of a neutron p = 586.25 kg m / s.

<u>Explanation:</u>

The product of mass and the velocity gives the momentum of an object and it is a vector quantity. It is denoted by the letter p. The unit of momentum is kilogram meter per second (or) kg m / s.

Given mass m = 1.675 \times 10,            velocity v = 3.500 \times 10

                  Momentum, p = mv

where m represents the mass,

          v represents the velocity.

                   momentum p = (1.675 \times 10) \times (3.500 \times 10)

                   momentum p = 586.25 kg m / s.

5 0
3 years ago
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