12,748 Answered Questions for the topic physics

Physics

03/05/23

If a spaceship is travelling at half the speed of light and is ten kilometres ahead of the light, does the light overtake the spaceship?
I have searched AI chatbots. Some say yes, the light overtakes the spacecraft, others say no.
Follows • 1
Expert Answers •1

03/05/23

the ends x = ±L/2 are to be glued to form the circle.
We take the interval of length L to be in the range-L/2 < x < L/2The ends x = ±L/2 are to be glued to form the circle.-normalize Ψ-what is the probability that the particle in the ring has... more
Follows • 1
Expert Answers •1

03/04/23

help, Determine The de Broglie wavelength of an accelerating proton in the Large Hadron Collider
a) Determine The de Broglie wavelength of an accelerating proton in the Large Hadron Collider, where the proton has an energy of 3.5 TeV.b) using the following E2 = p2c2+m2c4 first, explain why... more
Follows • 1
Expert Answers •1
Physics

03/04/23

Vectors in physics

Determine the resultant of two dispacement A and B where:A=(5i-2k)mB=(-3i+4j+6k)m
Follows • 1
Expert Answers •1
Physics

03/04/23

physics ch3-ch4
A train slows down as it rounds a sharp horizontal turn, going from 96.0 km/h to 52.0 km/h in the 16.0 s that it takes to round the bend. The radius of the curve is 160 m. Compute the acceleration... more
Follows • 1
Expert Answers •1
Physics

03/04/23

physics CH3+CH4
A fish swimming in a horizontal plane has velocity i = (4.00 î + 1.00 ĵ) m/s at a point in the ocean where the position relative to a certain rock is i = (14.0 î − 2.80 ĵ) m. After the fish swims... more
Follows • 1
Expert Answers •1
Physics

03/04/23

A tennis ball is dropped from 2.80 m above the ground and rebounds to a height of 1.25m. Find the velocity when it leaves the ground as it rebounds
Follows • 1
Expert Answers •1
Physics

03/04/23

Olympic lifting
In the 2016 Olympic games, Deng Wei set a women's record of 147 kg in the clean and jerk.Suppose that she lifted 131 kg during practice. How much work 𝑊� did she do on the weights to lift them... more
Follows • 1
Expert Answers •1
Physics

03/03/23

Three 100 Ω resistors are connected as shown in the figure. The maximum power that can safely be delivered to any one resistor is 20.5 W.
(a) What is the maximum potential difference that can be applied to the terminals a and b?(b) For the voltage determined in part (a), what is the power delivered to each resistor? resistor on the... more
Follows • 1
Expert Answers •1
Physics

03/03/23

Consider the circuit shown in the figure below, where R1 = 8.00 Ω, R2 = 6.00 Ω, and e m f = 7.00 V.
(a)Find the voltage (in V) across R1.(b)Find the current (in A) in R1.
Follows • 1
Expert Answers •1
Physics

03/03/23

According to the principle of superposition, displacement caused by combining two waves is equal to the
Larger wave Sum of the contributing waves Average of the contributing waves Equilibrium position
Follows • 1
Expert Answers •1
Physics

03/03/23

Destructive interference results in a wave that is __________ than the contributing waves.
Larger The Same Smaller
Follows • 1
Expert Answers •1
Physics

03/03/23

Aircraft wing cross section pressure difference
The wing of an airplane has an average cross-sectional area of 11 m2 and experiences a lift force of 124,613 N. What is the average difference in the air pressure between the top and bottom of the... more
Follows • 1
Expert Answers •1
Physics

03/03/23

Impulse/Velocity 4
Two objects travel towards each other and undergo a perfectly inelastic interaction. Before they collide, object A has a mass of 682g and a velocity of 11m/s, while object B has a mass of 550g and... more
Follows • 2
Expert Answers •2
Physics

03/03/23

Impulse/Velocity 3
Two objects travel towards each other and undergo a perfectly elastic interaction. Before they collide, object A has a mass of 495g and a velocity of -2m/s, while object B has a mass of 664g and a... more
Follows • 1
Expert Answers •1
Physics

03/02/23

Airplane wing pressure difference
The wing of an airplane has an average cross-sectional area of 11 m2 and experiences a lift force of 124,613 N. What is the average difference in the air pressure between the top and bottom of the... more
Follows • 1
Expert Answers •1
Physics

03/02/23

Aluminum Slab pressure on ground
A large rectangular slab of aluminum with dimensions 1.9 x 0.8 m by 0.28 m is placed on the ground on its greatest area. Using eBook table 4.4, what pressure does the slab exert on the ground (in... more
Follows • 1
Expert Answers •1
Physics

03/02/23

Conservation of mechanical energy

Is the mechanical energy after the collision conserved or not conserved? Explain.
Follows • 1
Expert Answers •1
Physics

03/02/23

Conservation of mechanical energy

Is the mechanical energy after the collision conserved or not conserved? Explain.
Follows • 1
Expert Answers •1
Physics

03/02/23

Conservation of mechanical energy

Is the mechanical energy after the collision conserved or not conserved? Explain.
Follows • 1
Expert Answers •1
Physics

03/02/23

Conservation of mechanical energy

Is the mechanical energy after the collision conserved or not conserved? Explain.
Follows • 1
Expert Answers •1
Physics Chemistry

03/02/23

Can Crush by Air Pressure Experiment
If you put a can with water at its base over a hot plate and allow the water to heat. Once Steam is visible from the top of the can, and quickly flip the can upside down into a bowl of water with... more
Follows • 2
Expert Answers •1

03/02/23

Piston P has a velocity upwards of 68.95 mm/s. Find the angular velocity of arms AB and BD when q=67deg..
https://imgur.com/a/yADcvhq
Follows • 2
Expert Answers •2
Physics

03/02/23

What is the specific heat capacity of an ice
Follows • 1
Expert Answers •1
Physics

03/02/23

The launch velocity of a toy car launcher is determined to be 5 m/s. If the car is to be launched from a height of 0.5 m, where should a target be placed so that the toy car lands on it?
Follows • 2
Expert Answers •1

Still looking for help? Get the right answer, fast.

Ask a question for free

Get a free answer to a quick problem.
Most questions answered within 4 hours.

OR

Find an Online Tutor Now

Choose an expert and meet online. No packages or subscriptions, pay only for the time you need.