The momentum of the car is 24000 Kg•m/s
Momentum is defined as the product of mass and velocity. Mathematically, it can be expressed as:
Momentum = mass × velocity
With the above formula, we can obtain the momentum of the car as follow:
Momentum = mass × velocity
Momentum = 1200 × 20
Momentum of car = 24000 Kg•m/s
Learn more about momentum:
Answer:
24000 kg·m/s
Explanation:
Momentum is Mass x Velocity, so 1200 kg time 20 m/s = 24000 kg-ms/s
Answer:
His results gave the first evidence that atoms were made up of smaller particles.
helpful to represent this motion?
A. stacking blocks to build a tower
B. freezing water in an ice cube tray
C. bouncing elastic balls off of each other and
the walls of a room
D. placing a closed, water-filled plastic bag in
the sun and watching condensation form
planet?
A. You would weigh the same on both planets because the planets
are the same size.
B. You would weigh less on planet A because it has less mass than
planet B.
C. You would weigh the same on both planets because your mass
would be the same on both.
D. You would weigh more on planet A because it has less mass than
planet B.
The statement which correctly explains the weight you would experience on each planet is: B. You would weigh less on planet A because it has less mass than planet B.
Weight can be defined as the force acting on a body or an object as a result of gravity.
Mathematically, the weight of an object is given by the formula;
Where;
Hence, we can deduce that the weight and gravity acting on an object is highly dependent on the mass of an object.
Therefore, the higher the mass in a planet, the higher the gravity existing there.
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Answer:
B
Explanation:
The more mass an object has, the more gravity it has.
Complete question:
Two 10-cm-diameter charged rings face each other, 25.0cm apart. Both rings are charged to +20.0nC. What is the electric field strength at:
a) the midpoint between the two rings?
b) the center of the left ring?
Answer:
a) the electric field strength at the midpoint between the two rings is 0
b) the electric field strength at the center of the left ring is 2712.44 N/C
Explanation:
Given;
distance between the two rings, d = 25 cm = 0.25 m
diameter of each ring, d = 10 cm = 0.1 m
radius of each ring, r =
the charge on each ring, q = 20 nC
Electric field strength for a ring with radius r and distance x from the center of the ring is given as;
The electric field strength at the midpoint;
the distance from the left ring to the mid point , x = 0.25 m / 2 = 0.125 m
The electric field strength due to right ring is equal in magnitude to left ring but opposite in direction;
The electric field strength at the midpoint;
(b)
The distance from the right ring to center of the left ring, x = 0.25 m.
The momentum of John after catching the ball is 50 kg.m/s.
"Your question is not complete, it seems to be missing the following information";
find John's momentum
The given parameters;
Apply the principles of conservation of linear momentum to determine the momentum of John.
The momentum of John is calculated as follows;
P = mu + mv
P = (65 x 0) + (10 x 5)
P = 0 + 50
P = 50 kg.m/s
Thus, the momentum of John after catching the ball is 50 kg.m/s.
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