12,762 Answered Questions for the topic physics

Physics

05/18/23

How to find the hight.

A cylinder piece of copper has a mass of 100 g, a diameter of 3mm, and a density of 8933kg/m³. Find the length of the copper cylinder
Follows • 0
Expert Answers •1
Physics

05/16/23

Please Help solve this question
Suppose the coefficient of static friction between a dime and the back wall of a rocket car is 0.311. At what minimum rate (in m/s2) would the car have to accelerate so that a dime placed on the... more
Follows • 1
Expert Answers •1
Physics

05/16/23

Please help in solving this question
A force of 35.0 N is applied in the positive x-direction to a block of mass 7.40 kg, at rest on a frictionless surface.HINT(a)What is the block's acceleration (in m/s2)? (Indicate the direction... more
Follows • 1
Expert Answers •1
Physics

05/16/23

Please help with solving this question
A 4.0-g bullet leaves the muzzle of a rifle with a speed of 326 m/s. What force (assumed constant) is exerted on the bullet while it is traveling down the 0.79-m-long barrel of the rifle? N
Follows • 1
Expert Answers •1
Physics

05/16/23

Please help with solving this question
In a tug-of-war between two athletes, each pulls on the rope with a force of 240 N. What is the tension in the rope? NIf the rope doesn't move, what horizontal force does each athlete exert against... more
Follows • 1
Expert Answers •1
Physics

05/16/23

Please Help with this question
The heaviest invertebrate is the giant squid, which is estimated to have a weight of about 0.22 tons spread out over its length of 34 feet. What is its weight in newtons?
Follows • 1
Expert Answers •1
Physics Math

05/16/23

Design a telescope using a three lens system
Design a telescope using a three lens system. Include a diagram that shows the lens' relative location, focal length and the ray diagrams that create the image that you see by looking into the... more
Follows • 1
Expert Answers •1
Physics Math

05/16/23

SPH3U multi-step question on electromagnetic waves
You have two options that you are trying to select between when deciding upon who to use as your internet service provider.Option 1 - Fiber optic cableOption 2 - Connection from your antenna to a... more
Follows • 2
Expert Answers •1
Physics

05/16/23

physics(science)
A.   Solve the following problems: Use the following formula:          y = y0 - gt2           t2 = 1.0 m          x = x0 + vxt              vy =-gt                    v = √ vx2 + vy2... more
Follows • 1
Expert Answers •1
Physics

05/16/23

Please help with this question

The force that causes the acceleration of m2 is not the applied external force; rather, it is the contact force from m1. Applying Newton's second law to m2, what is the magnitude of the contact... more
Follows • 1
Expert Answers •1
Physics Calculus

05/15/23

average velocity and instantaneous velocity

If the function  over the time interval [1,3] defines the movement of a particle along the x-axis, thenA) Find the average velocity of the particle on the time interval, andB) Find the... more
Follows • 1
Expert Answers •2
Physics

05/15/23

Please Help with this question
Sarah and Kasim are now ready to tackle the following problem.A constant horizontal force F of magnitude 0.3 N is applied to m1. If m1 = 1.0 kg and m2 = 0.33 kg, find the magnitude of the... more
Follows • 1
Expert Answers •1
Physics

05/15/23

What is the velocity and acceleration of an object after 2 seconds if its displacement is the square root of 2t + the cube root of 2t^3?
What is the velocity and acceleration of an object after 2 seconds if its displacement is the square root of 2t + the cube root of 2t^3?
Follows • 3
Expert Answers •1
Physics

05/15/23

At that point, what is the acceleration?
If st^3-5t^2+5t - 3, when will the velocity be 2 ft/s? At that point, what is the acceleration?
Follows • 1
Expert Answers •1
Physics

05/15/23

Where is its positioned when it reached its constant velocity? What is its constant velocity?
A car has a velocity of t^2 - 10t. Where is its positioned when it reached its constant velocity? What is its constant velocity?
Follows • 1
Expert Answers •1
Physics

05/15/23

If the car's deceleration has a magnitude of 6 m/s^2, how far does it travel while reducing speed?
The driver of a car traveling at 30 m/s needs to quickly reduce the car's speed to 20 m/s to round a curve on the highway. If the car's deceleration has a magnitude of 6 m/s^2, how far does it... more
Follows • 1
Expert Answers •1
Physics

05/13/23

Electric field physic 2 please show all the steps
The electric field between the plates of a paper-separated (K=3.75) capacitor is 8.21×104 V/m . The plates are 1.75 mm apart, and the charge on each plate is 0.690 μC .Determine the area of... more
Follows • 1
Expert Answers •1
Physics

05/13/23

Please help with this question

Spitting cobras can defend themselves by squeezing muscles around their venom glands to squirt venom at an attacker. Suppose a spitting cobra rears up to a height of 0.480 m above the ground and... more
Follows • 1
Expert Answers •1
Physics

05/13/23

please help with this question

If raindrops are falling vertically at 6.30 m/s, what angle from the vertical do they make for a person jogging at 2.79 m/s? (Enter your answer in degrees.)
Follows • 1
Expert Answers •1
Physics

05/13/23

Please help with this question
A celebrated Mark Twain story has motivated contestants in the Calaveras County Jumping Frog Jubilee, where frog jumps as long as 2.20 m have been recorded. If a frog jumps 2.20 m and the launch... more
Follows • 1
Expert Answers •1
Physics

05/13/23

Please help with this question
A boy throws a baseball onto a roof and it rolls back down and off the roof with a speed of 3.05 m/s. If the roof is pitched at 38.0° below the horizon and the roof edge is 4.50 m above the ground,... more
Follows • 2
Expert Answers •1
Physics

05/13/23

please help with this question
A miniature quadcopter is located at xi = 2.50 m and yi = −5.70 m at t = 0 and moves with an average velocity having components vav, x = 2.20 m/s and vav, y = −2.50 m/s. What are the x-coordinate... more
Follows • 1
Expert Answers •1
Physics

05/12/23

A 3.5 g dart is fired into a block of wood with a mass of 24.8 g. The wood block is initially at rest on a 1.7 m tall post.
After the collision, the wood block and dart land 3.3 m from the base of the post. Find the initial speed of the dart.
Follows • 1
Expert Answers •1
Physics

05/12/23

A moving object has a kinetic energy of 141 J and a momentum with magnitude of 30.2 kg·m/s.
(a) Determine the mass of the object.(b) Determine the speed of the object.
Follows • 1
Expert Answers •1
Physics

05/12/23

A 0.16 kg baseball moving at +21.20 m/s is slowed to a stop by a catcher who exerts a constant force of -355 N.
a.) How long does it take this force to stop the ball?b.) How far does the ball travel before stopping?
Follows • 1
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.