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The circle has the radius of 7 in. Determine radian measure of circle angle theta which intercepts the arc of length 16 in.
The alpha particle (q = +2e, m = 4.00 u) travels in the circular path of radius 4.50 cm in a uniform magnetic field with B = 1.80 T. Compute the kinetic energy in electron-volts.
The ladder is propped up to the barn at the 80 degree angle. If ladder is 22 feet long, find the approximate height where top of ladder touches the barn.
The electron is accelerated from rest through a potential difference of 350 V. It then enters a uniform magnetic field of magnitude 200 mT with the velocity perpendicular to the field. (a) Compute
At some point in the orbit our asteroid is moving with a speed of 20 kilometers per second. Find out the kinetic energy of the asteroid supposing it has a mass of 1000 kilograms. Be sure your answer
The lily doubles in size every day. From time it was planted until it wholly covered the pond, it took 26 days. How many days did it take to cover half pond? Illustrate solution steps without using
When the distance from the Sun varied during our asteroid's orbit, would its kinetic energy modify? Would its potential energy modify? Would the total energy (sum of kinetic and potential energy) of t
Determine the weight of the rock be if it were moved to a distance above the surface equavalent to the radius of the asteroid? It might be useful to draw a picture to better visualize what is going
Let the curve with parametric equations x=tan t and y=sec t. Eradicate parameter to determine the relationship between x and y and then explain the curve in words.
Determine the amount of current required to give a modest force of magnitude 5 kN? Take the vertical component of Earth's field to be 10 µT and the length of the axle to be 3.0 m.
Complete square to find conic section, 9y^2+18y=x^2+6x+18. Put conic in standard form and find suitable details like foci, directrix, or whatever is needed.
The mixture containing 0.477 mol Hg(g), 0.280mole Ne(g) and 0.110mol Ar(g) is confined in a 7.00L vessel at 25C
Find curve 9x^2+4y^2=36 as the parabola, ellipse, or hyperbola. Put te curve into proper form and then draw the curve on th axes. Write foci, vertices, directrix, asymptotes or whatever is needed.
For the reaction A ----> B + C, the rate law is rate =k[A]. If it takes 80.0 seconds for 70.0% of a 10.0 gram sample of A to be transformed into the products, Determine the value of the rate cons
While riding on the multispeed bicycle, the rider can choose the radius of the rear sprocket which is fixed to the rear axle. The front sprocket of a bicycle consists of radius 11.5 cm.
Research shows that it takes 1656 kJ/mol to break all the bounds in methane ( CH4) and 4006 KJ/mol to break all the bonds in propane(C3H8). Determine the average bound enthalpy of c-c bond&nb
To neutralize the stomach acid a Rolaids tablet contains the calcium carbonate. If 44.55 mL of 0.448 M hydrochloric acid is needed to neutralize a single tablet, determine the numbers of milligrams
Kucharel polymer is prepared by heating the dimethylester that is derived from the cyclohexane-1, 4-dicarboxylic acid with the ehyleneglycol. Find out the repeating unit in Kucharel? Also mention t
Given triangle ABC with measure of angle A = 120o, length of BC = 10, and length of AC = 20. Find how many solutions are there for measure of angle B?
A 10.0 mL sample of household ammonia solution needed the 38.50 mL of 0.311 M HCl to get the neutralization. Determine the molar concentration of the ammonia solution.
Find out the required angular speed rev/min of the ultra-centrifuge for the radial acceleration of a point 2.50cm from the axis to equal 400000g (i.e., 400000 times the acceleration due to the gravi
A cup of coffee is poured at 190·Fahrenheit, and is permitted to cool in the 70`Fahrenheit room. If temperature of coffee is 170`Fahrenheit after half an hour. How long will it take coffee to
Toothpaste having the 0.24% sodium fluoride NaF and 0.30% of triclosanC12H7Cl3O2. A single tube contains the 119 grams of toothpaste.
In a Circular Path, an alpha particle (q = +2e, m = 4.00 u) travels in the circular path of radius 5.50 cm in a uniform magnetic field with B = 1.10 T. (a) What is its speed. (b) What is its period
How long will it take to decay to 15 mg? Illustrate all algebra leading to the solutions comprising all suitable properties of logarithmic functions.