The riders of a carnival amusement are spun within a flying-saucer- shaped vehicle. How many revolutions per minute would the riders be exposed to a centripetal acceleration 1.7 times that due to gravity if the horizontal circular route they follow has a radius of 7.5 m?

Q: The kinetic energy of 1 kg of oxygen 300°K. Is 1.356 × 10 J. Find the kinetic energy 4 kg oxvgen at ...

A: To find-(K.E.)2 of oxygen=?Given-(K.E.)1=1.356×106 JT1=3000 KM1=1 kgT2=4000 KM2=4 kg  

Q: Muon. A muon produced by nuclear reaction in a space station is moving at 0.950c towards Earth. Its ...

A: Given Velocity (v)      = 0.950 c Life time ∆τ = 2.2×10-6 s

Q: On the ceiling, a spring is attached with a 3 kg mass to the other end. Here on earth, the displacem...

A: Given that, Mass, m=3 kg Length stretched, x=0.15m Acceleration due to gravity on mars, amars=3.71 m...

Q: 15. An object is placed at a distance xo =-1.5f in front of a convex lens of focal length f located ...

A:

Q: Suppose that an astronaut in space while working in the Hubble Telescope in space hits accidentally ...

A: The Hubble Space Telescope, which was deployed into low-Earth orbit in 1990 and is still operational...

Q: You stand on a turn-table with arms extended out horizontally, as shown in the figure below. In each...

A: This is very simple & famous problem of conservation of angular momenta. L1 = L2  ⇒I1ω1 = I2ω2Wh...

Q: The probability of an electron occupying a state 3kT above the Fermi energy in a particular semicond...

A: Given data, Probability of occupying the state 3kT by an electron = 4.74x10-2

Q: From the given circuit below, Determine: a) total resistance  b) total power  c) current in ?4 apply...

A: “Since you have posted a question with multiple sub-parts, we will solve the first three subparts fo...

Q: A negatif charge q= 2.20 x10-19 C moves with a velocity v=(i-3j+2k) m/s through a region where both ...

A:

Q: Is it required for a laser material to have at least three energy levels? If so, why or why not?|

A:

Q: A forensic scientist examines a hair from a crime scene using a microscope with a 15x objective and ...

A: Given , Magnification of objective lens is Mo= 15 Magnification of eye piece is me = 5 Length L = 16...

Q: 4. A rock is thrown straight down from a 60 m tall building with a speed of 4.0 m/sec. a) How long w...

A: Projectile motion.

Q: What is the kinetic energy of a 146.7 g baseball thrown at 49.8 m/s at a height of 114 m? Use g=9.8

A: Given that,Mass, m=146.7 gm=146.7×10-3 kgInitial speed, v0=49.8 m/sHeight, h=114 m

Q: Find the electric field at a distance from a linear plus charge with a constant linear charge densit...

A: A charge body experiences force in the electric field surrounding it, if it is located around an ele...

Q: wcred/sec) 183-3 25 128-7 124.1 119.4 75 14.8 125 Ho.2 +50 105.8. 175 lo0.9 200 96-3 260 87-04 243 8...

A: The torque is given by  τ=IαI=moment of inertiaα=angular acceleration   

Q: A sodium atom of mass 3.82 x 10-20 kg vibrates with simple harmonic motion in a crystal. The potenti...

A: Given that,Potential energy, U=0.0075 eVMass, m=3.82×10-26 kgDisplacement, x=0.014nmPotential energy...

Q: 2. Determine the minimum value of P to just lift the block W = 500 N, where 0 = 20°, as shown. The c...

A: Given, w= 500 N θ= 20°μs1=μs2=μs3=0.30    

Q: A coil with 50 turns and area 10cm² is oriented with its plane perpendicular to a 0.75-T magnetic fi...

A:

Q: A car of mass 1500 kg is initially travelling at a speed of 12 m/s. The driver then accelerates to a...

A: Given that,Mass of the car : m = 1500 (kg)Initial speed of the car : u = 12 (m/sec)Final speed of th...

Q: A lead rod is heated from 30°C to 50°C. After the temperature is raised, the rod lengthens 0.00013m....

A: Given that,Initial temperature : Ti =30°C = 303 (K)Final temperature : Tf =50°C =323 (K)Coefficient ...

Q: Consider a sinusoidal electromagnetic wave in vacuum whose electric field has only a z-component giv...

A:

Q: A basic pendulum (a mass swinging at the end of a string) moves in a circular arc. What is the direc...

A:

Q: Mr. Spock was floating at distance of 2.25 x10* m from earth, suddenly an anidentified spacecraft wa...

A: Given,R1=2.25×108mmass of Earth ME=5.97×1024kgMass of Spacecraft M=9.30×1022 kgmass of Mr. Spock=82k...

Q: A person riding a bike at 15 mph is in an accident. They are wearing a helmet. How does the padding ...

A: On the outside, a helmet has a strong plastic shell, while on the inside, it contains foam. If you c...

Q: 35. A 1.25 kg piece of lead at 175 C is thrown into an aluminum bucket with mass 0.800 kg and 250 g ...

A:

Q: In terms of photon-electron interaction mechanisms, compare the photoelectric and Compton effects an...

A: Given Compare the Photoelectric and Compton effects and define their energy and atomic number depend...

Q: The switch in the figure is closed at t=0, when the current is zero. When i =43 mA, what is the magn...

A:

Q: An electric space heater has a Nichrome heating element with a resistance of 6 N at 20°C. When 120 V...

A: Heating devices such as electric space heaters are designed to focus heat in a specific room or area...

Q: Consider the circuit 9.4 2 12.5 2 ww 14.6 ww ww 24 V 2.1 2 ww 1.9 2 Find the equivalent resistance. ...

A: Given that:

Q: The Second Law of Thermodynamics says which of the following? The energy leaving a closed system occ...

A: The second law of thermodynamics states that " heat can not flow from colder body to hotter body by ...

Q: (a) Voltage across A to B     (b) Voltage across C to N   (c) Voltage across A to N    (d) Voltage a...

A: The source voltage is given as, VS=90 V. The resistance of the resistors are given as, R1=200 Ω, R2=...

Q: Suppose a migrating bird flies at a constant altitude of 5 km, with a velocity of 42 km/h. At time t...

A:

Q: The resistance of a bulb filament is 1002 at a temperature of 100°C. If its temperature coefficient ...

A: Given that:R1=100 Ω atT1=100°Cα=0.005/°CR2=200 Ω atT2=?  

Q: The Hubble space telescope orbits Earth with an orbital speed of 7.6 x 10 m/s. (a) Calculate its alt...

A:

Q: A basic pendulum (a mass swinging at the end of a string) moves in a circular arc. What is the direc...

A:

Q: n the circuit below, each resistor has the same resistance, R. If the equivalent current in the circ...

A:

Q: (a) Calculate the Thevenin resistance across the terminal AB in the circuit above. (b) Calculate th...

A: The problem is based upon the concept of Thevenin theorem. At first we have to calculate the Theveni...

Q: If the thickness of the Earth's shadow through which the moon passes is 5,700 miles, its diameter is...

A:

Q: Example (4-7): Air is supply to inlet nozzle with pressure and temperature at 210 kPa and 318 K wher...

A:

Q: There is a flowing ma gnetk flux density in the center of Europe, which is represented by the Veckor...

A: Introduction: This question explains about the center of Europe, which is represented by the Veckor2...

Q: A car starts from rest with an acceleration of 4.6 m/s2 which decreases linearly with time to zero i...

A: We will find the equation of the acceleration and then we will find the distance travelled in first ...

Q: a) A human can burn about 100 food calories by running 1 mile. If you can run 10 minute miles, how l...

A: Note :- Since we only answer up to 3 sub-parts, we’ll answer the first 3. Please resubmit the questi...

Q: (c) Determine the fundamental frequency and period of functions g(t) below. Then, sketch the signal ...

A: Solution attached in the photo

Q: ar etic field at the point P which is a

A: The magnetic field is given as,

Q: A battery is rated at 12 V and 160 Ah. How much energy does this battery store?

A: Given that:For a batteryV=12 VAh capacity is 160 Ah  

Q: A sinusoidal voltage Av 41.0 sin 100t, where Av is in volts and t is in seconds, is applied to a ser...

A: “Since you have posted a question with multiple sub-parts, we will solve the first three subparts fo...

Q: 1, Following picture shows the trajectory of positron and electron inside the liquid hydrogen, when ...

A: Whenever a charged particle enters a magnetic field, they experience Lorentz force in a direction pe...

Q: A vehicle with a mass of 2.40 * 103 kg is driving at a speed of 25.0 m/s. When the driver uses the b...

A: Given: Mass of the vehicle, m=2.4×103 kg Initial velocity, u=25 m/s Final velocity, v=0 m/s Distance...

Q: Would you anticipate superconductivity from a material with little or no crystal structure (a "glass...

A: Introduction: This question explains about superconductivity is expected from a material with little...

Q: Tube A has both ends open while tube B nas one end closed, otherwise they are identical. The ratio o...

A: Given: Two identical tubes Tube A has both end open  Tube B has one end close To find: Ratio of the ...