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Signals which come from satelitte strike surface of dish and are reflected to single point, where receiver is situated. If dish is 10 feet across at its opening and 2 feet deep at its center, find p
With NaOH generates2-butanol the treatment of optically pure 2-bromobutane through the nucleophilic attack by OH- ion. if this reaction proceeds via SN1 or SN2 mechanism than How would you experi
Supposing that the collision is inelastic, determine at what angle will the cue ball be deflected? Deduce answer in two significant figures.
At room temperature of 25oC a 500 mL bottle of spring water is poured over the 120g of ice that is at-8oC. When all the ice has melted what will be the final temperature of the water, assuming that
Determine how would the transmitted pattern look in comparison to the reflected pattern in the Newton’s rings?
Determine the formula of the compound among the calcium and sulfur that has percent composition 55.6% calcium and the 44.4% sulfur?
(i) Determine the angular momentum of a 3.8 kg uniform cylindrical grinding wheel of radius 16 cm if rotating at 1900 rpm?
Calculate why the chemical bonding is characterizes of coordination compounds? Demonstrate with the compound Co(NH3)6Cl3
Find out the shortest time between flashes of light which will make a three-bladed propeller appear stationary when it is rotating with the angular speed of 16.7 rev/s?
Presently, 10,000 people take city buses every day and pay 2 dollars for the ticket. Presently, price per ticket is 2 dollars. Should price be increased to increase revenue?
What is the new volume of the balloon when the 5.00 g helium gas is added to a 1.00 L balloon containing 1.00 g of helium gas?
The moment of inertia of student in addition stool is 3.0 kg•m2 and is supposed to be constant. The student then pulls the objects horizontally to 0.20 m from the rotation axis. (i) Determine t
Compute the angular momentum of Earth which arises from its spinning motion on its axis, treating Earth as the uniform solid sphere.
In a head-on elastic collision by carbon atom, determine what percentage of a neutron's energy is lost? Deduce answer in two significant figures.
Large corporate office orders 800 novel electronic door locks for the building, but they buy them from the discount supplier. Find how many locks still be operational after eight weeks?
The object of mass 1.50 kg is hung at rest from the lower end of the second spring. (i) Determine the net extension distance of the pair of springs.
A proton of mass moving with a speed of 2.1×106 experiences a head-on elastic collision with an alpha particle of mass that is initially at rest. Part A: Determine the speed of the proton after
X-rays having a wavelength of 120 pm undergo Compton scattering. (i) Determine the wavelength of the photons scattered at angles of 30°, 60°, 90°, 120°, 150°, and 180°.
The business begins with 780 clients and grows over time. After four months there will be 3120 clients. suppose that growth follows exponential model. Write number of clients P after t months as the
If you smoothly begin pulling on the rope by using the car, how much tension is there in the rope if the pallet just begins moving? State any suppositions you make.
For far-away stars, astronomers approximate the distance by comparing the intensity of light coming from such stars with the intensity of alike stars at a distance of 10 parsecs (1 parsec = 3.09 * 1
A wire of initial length L and radius Ro has a measured resistance of 1Ω. The wire is drawn below tensile stress to a latest radius of r = 0.25 Ro. Find out the new resistance of the wire?
A convex lens having a 5 cm radius is employed to focus sunlight on a piece of paper to a spot 1 mm in diameter. If it takes 5 seconds for the paper to begin burning, determine how much energy does
The series of fluorescent lamps is set in a long line. For relatively short distances one could suppose that this source is infinitely long. Relate the intensity with the distance from that source.
Michael puts $7500.00 in the account bearing 4.2% interest. If interest is compounded continuously, find money in account after 4 years?