A cyclist going around a circular track at 10.0 m/s has a centripetal acceleration of 5.00 m/s2. What is the radius of the curve?

Q: 7.A shopper pushes a grocery cart 20.0 m at constant speed on level ground, against a 35.0 N frictio...

A: He pushes the car  a distance of s=20 m.  Frictional   Force                       =35 N .  

Q: This is a textbook question with the answer and table. Please show how the answer was derived.

A: As you post multiple questions I have solved only  the 1st question if you need solution of 2nd ques...

Q: 1. Circle the capital letters below that have reflectional symmetry? Draw the line of symmetry for e...

A: Given information: Alphabets are given and we have to find the letter which is having reflectional s...

Q: 22. A 5.00×10^5 kg subway train is brought to a stop from a speed of 0.500 m/s in 0.400 m by a large...

A: The potential energy stored in spring is given by Where k = force constant of the spring, x = displ...

Q: 7. The height of a helicopter above the ground is given by h =20.0 t-5.0 ť where h is in meters and ...

A: Hey there, since you have asked multiple questions. We have answered the first one for you. Please r...

Q: A model of a helicopter rotor has four blades, each 3.40 mlong from the central shaft to the blade t...

A:

Q: Consider the ideal gas H2 at T = 293 K. Use a numerical integration program on a computer to find th...

A: Given: Consider the ideal gas H2 at T = 293 K. Use a numerical integration program on a computer to ...

Q: A mass weighing 6 lb stretches a spring 4 in. The mass is pulled down an additional 3 in and is then...

A:

Q: In a lab you measured the force between two charged pith balls where the pith balls were of the same...

A: Analyze the given figures of pith balls,                         Figure (I) denotes the initial con...

Q: The graph above shows velocity v versus time t for an object in linear motion. Which of the follow- ...

A: We need to find the possible x vs t graph from the given v vs t graph. Let us first divide the graph...

Q: An person on a planet orbiting the star Deneb wants to differentiate the reflected light by Earth fr...

A: Given: Radius of Earth = 6300 km Distance from the sun = 1.2 × 108 km.  

Q: A 853 N magician (note: this is weight, not mass) is freeing himself from some shackles while suspen...

A: The expression to solve for the net force acting along the horizontal direction. T1cosθ1=T2cosθ2T1=T...

Q: Very confused that I can't get this right. Certainly missing something.  Please provide details of y...

A:

Q: A 9 kg object is subject to two diagonal forces: A 249 N force making an angle 12 degrees W of N, an...

A:

Q: A boy shoves his stuffed toy zebra down a frictionless chute. It starts at a height of 1.83 m above ...

A: Answer:   Given Values,   Height(h)=1.83 m Initial Speed (u)=1.65 m/sCoefficient of Kinetic friction...

Q: Chinook salmon can cover more distance in less time by periodically making jumps out of the water. S...

A:

Q: The Stern-Gerlach experiment is always performed with the beam of nuetral atoms wouldn't be easier t...

A: The Stern-Gerlach experiment is performed to demonstrate the spatial orientation of angular momentum...

Q: A grasshopper leaps into the air from the edge of a vertical cliff, as shown in Fig. . Find (a) the ...

A: (a) The maximum height from the cliff is h=vy22gh Solve the above equation for v,   vy=2gh=2×9.8×6.7...

Q: 6) The illustrated amplifier is a slight modification of a circuit that should be familiar to you. R...

A: (a) Given: The circuit diagram is as follows: Introduction: A non-inverting amplifier is an op-amp ...

Q: A rock is thrown straight up with an initial speed of 24.0 m/s.Neglect air resistance. At t = 3.0 s,...

A: v=u+at=u+-gt=24.0 m/s+-9.8 m/s23.0 s=-5.4 m/s Negative sign indicates that the rock is moving in a v...

Q: please very soon

A: Consider the diagram of the Hohmann transfer described in the question as shown below:     Here, th...

Q: A clean nickel surface is exposed to light of wavelength 235 nm. What is the maximum speed of the ph...

A: Ephoton=ϕ0+Ekinetichcλ=ϕ0+EkineticEkinetic=hcλ-ϕ0=1240 eV·nm235 nm-5.1 eV=0.177 eV

Q: At x = x′ = 0 and t = t′ = 0 a clock ticks aboard an extremely fast spaceship moving past us in the ...

A: From the given Lorentz factor γ the speed of spaceship can be determined,

Q: 16. A hydroelectric power facility converts the gravitational potential energy of water behind a dam...

A: (a) Let m, g, and h denote the mass of the water in the given lake, the gravitational acceleration, ...

Q: A point source emits monochromatic electromagnetic waves into air uniformly in all directions. You m...

A: Given: Slope of the line is 75 N·m/C.

Q: You stand at x = 0 m, listening to a sound that is emitted at frequency fs. as shown the frequency y...

A: Given: x = 0 Frequency = fs  

Q: A helium-filled balloon, whose envelope has a mass of 0.26 kg, is tied to a 3.9-m long, 0.052-kg str...

A: Given  The mass of the envelope (m)=0.26kg length of the string (L)= 3.9m mass of the string (ms)= 0...

Q: When I’m strong rumours first began to classify stars it was done according to the strength of their...

A: To produce an H absorption line , the electron of the hydrogen should be in excited state. This happ...

Q: You are in your car driving on a highway at 25 m/s when you glance in the passenger-side mirror (a c...

A: The focal length of the convex mirror can be computed from the radius of curvature as; f=R2=-150 cm2...

Q: on the particle, as a function of the radius r of the sphere. The scale of the vertical axis is set ...

A: From gauss law  flux through a closed surface = charge enclosed/εo

Q: An antelope moving with constant acceleration covers the distance between two points 70.0 m apart in...

A:

Q: You throw a football straight up. Air resistance can be neglected. (a) When the football is 4.00 m a...

A:

Q: 2) A radio antenna broadcasts a 1.0 MHz radio wave with 30 kW of power. Assume that the radiation is...

A:

Q: There are two radioactive elements, elements A and B. Element A decays into element B with a decay c...

A: The rate of loss of mass of the radioactive element is proportional to the mass of the element at th...

Q: Please help and answer with FBD and complete solution. Thank you

A: Given: The masses A and B of the system are 55 kg and 135 kg respectively. The coefficient of static...

Q: Students sometimes say that the force of gravity on an object is 9.8 m/s2. What is wrong with this v...

A: They are say force of gravity but the unit they give unit associated with this quantity is m/s2 Whic...

Q: Dancers experience large forces associatedwith the jumps they make. For example, when a dancer lands...

A: The acceleration (deceleration) is a=v-uta=0 m/s--4.0 m/s0.20 sa=20 m/s2   the net force is, Fnet=FN...

Q: 3. A wooden rod is suspended by a string tied to one end; the other end of the string is tied to a f...

A: Since the water is not exerting any horizontal force on the rod. Therefore, to remain in equilibrium...

Q: A human expedition lands on an exoplanet. One of the explorers is able to jump a maximum distance of...

A: Given: The maximum distance jumped by the explorer: h = 18.0 m The initial speed of the explorer: u ...

Q: Consider the two parallel plates shown below containing equal and opposite charges. The top plate is...

A: The diagram is as follows:

Q: Suppose there are 9000.0 civilizations broadcasting radio signals in the Milky Way Galaxy at the mom...

A: According to the given information, there are 8x1011 stars in the Milky way galaxy and there is one ...