Start Discovering Solved Questions and Your Course Assignments
TextBooks Included
Active Tutors
Asked Questions
Answered Questions
As the man reaches the horizontal section, he grabs a 20 kg back-pack and skis off a 2.0 m high ledge. Determine at what horizontal distance from the edge of the ledge does the man land?
Find out the speed of the block at the bottom of the incline and the maximum compressing distance of the spring from symmetry.
This signifies that the glasses will take an object positioned at the healthy near point and form an image at the near point of the person with the eye defect. In cm, determine the near point of thi
Sound level within the church (1 m away from the chorus) while people are singing, is 100 dB (0.01 W/m^2). Suppose sound waves are emitted uniformly in all directions. Determine the sound level (in
Determine the force which should be exerted by a chain passing over an 8.94 cm diameter sprocket when the wheel is to attain an acceleration of 4.45 rad/s2?
A jeweler's lens of focal length 2.7 cm is employed as a magnifier. With the lens held close to the eye, find out the following. (i) Determine the angular magnification if the object is at the focal p
An object of 11.0 kg is joined to a cord which is wrapped around a wheel of radius r = 8.0 cm. The acceleration of the object down the frictionless incline is evaluated to be 2.00 m/s2. Suppose the
Supposing the engines are cut off if the boat strikes the ramp, determine the speed of the boat as it leaves the ramp?
When the spring is compressed by 83.0 m just before launch, determine the minimum value for its force constant to accomplish a successful launch? Avoid friction with the tunnel walls and floor.
When the molar extinction coefficient of this protein is 349 M/cm at 260nm find the molar concentration of the protein and the percent of the uv light transmitted by the solution.
A 1ns laser pulse from a neodymium-YAG laser at 532 nm, comprise 5J. i) Evaluate the energy and momentum of all photon.
In an average human, fundamental life processes need energy to be supplied at a steady rate of 100 W. Determine what daily energy intake, in Calories, is needed to maintain such fundamental processe
A charge of 4.00 mC is positioned at each corner of a square 1.15 m on a side. Find out the magnitude and direction of the force on each and every charge.
The bubble raises slowly adequate that the air within remains at the similar constant temperature as the water. Determine the volume of the bubble as it reaches the surface?
A cylinder comprises 3.5 L of oxygen at 320K and 2.6 atm. The gas is heated, causing a piston in the cylinder to move outward. The heating causes the temperature to increase to 640 K and the volume
(i) In front of the locomotive and (ii) behind the locomotive? Determine the frequency of sound heard by a stationary listener (iii) In front of the locomotive and (iv) behind the locomotive?
A cylindrical specimen of aluminum having a diameter of 19 mm and length of 200 mm is deformed elastically by exerting a tensile force of around 8.0x10^3 N parallel to the cylinder axis. Find out th
An outdoor circular fish pond consists of a diameter of 4 m and a uniform full depth of 1.50 m. A fish halfway down in the pond and 0.55 m from the near side can just view the full height of a 1.80
Supposing no air drag, determine the rocket’s kinetic energy if it is 1000 km over the surface of Earth.
A hiker of 200 lb having a backpack of 50 lb hikes from 1 camp at 10,000 ft altitude to camp 2 at 13,300 ft in 8 hours. Determine how much net work is done?
Two objects attract each other having a gravitational force of magnitude 9.90 x 10-9 N when separated by 19.6 cm. When the net mass of the objects is around 5.09 kg, determine the mass of each?
An electron in hydrogen absorbs a photon having a wavelength of around 19.1 µm and ends up in the n = 8 state. Determine the initial state of the atom?
A rotating wheel needs 5.00 s to rotate 26.0 revolutions. Its angular velocity at the end of the 5.00 s interval is around 95.0 rad/s. Determine the constant angular acceleration (in rad/s) of the w
An uncharged capacitor is joined to a battery of 40.0 V until it is completely charged, after which it is detached from the battery. A slab of paraffin is then inserted among the plates.
The frictional force decreases the angular speed of the cylinder by a factor of two throughout a time of 4.00 s. (i) Determine the magnitude of the angular deceleration of cylinder.