Already have an account? Get multiple benefits of using own account!
Login in your account..!
Remember me
Don't have an account? Create your account in less than a minutes,
Forgot password? how can I recover my password now!
Enter right registered email to receive password!
While riding in a hot air balloon, which is steadily descending at a speed of 2.88 m/s, you accidentally drop your cell phone.
(a) After 4.00 s, what is the speed of the cell phone?
(b) How far is the cell phone below the balloon after this time?
(c) What are your answers to parts (a) and (b) if the balloon is rising steadily at 2.88 m/s?
The aurora is caused when electrons and protons, moving in the earth's magnetic field of ?5×10?5 T, collide with molecules of the atmosphere, find Radius of the electron and proton in m
A 3 meter long 200kg steel beam extends horizontally from the point where it has been bolted to the framework of a new building under construction.
What is the person's absorbed dose in rads?(b)The person absorbs2.3 × 10-3Jof energy from cosmic rays in a year. What is the person's mass?
A motor has coils with a resistance of27and operates from a voltage of242V. When the motor is operating at its maximum speed, the back emf is146V. Find the current in the coils when the motor is first turned on
A 5.67 X10^8 asteroid comes within 8rEarth (earth is supposed to be written as a subscript of 8r) of the surface of Earth while traveling at 9250 km/hr. What force does the Earth exert on the asteroid? Will the asteroid be able to fly by the plan..
A piano tuner stretches a steel piano wire with a tension of 964N . The wire is 0.400m long and has a mass of 3.60g. What is the frequency of its fundamental mode of vibration
an 18-year-old runner can complete a 10.0 km course with an average speed of 4.39 ms. a 50-year old runner can cover
a tunnel under a river is 2km long. at what frequencies can the air in the tunnel resonate? explain whether it would be
The drawing shows six point charges arranged in a rectangle. The value of q is 9.0 uC, and the distance d is 0.13 m. Find the total electric potential at location P
Although the orbit of earth around the Sun is an ellipse, it is very close to a circle. Use Kepler's third law to find the period approximation of earth's revolution around the Sun
A train at a constant 60.0 km/h moves east for 21 min, then in a direction 62.0° east of due north for 29.0 min, and then west for 56.0 min. What are the (a) magnitude (in km/h) and (b) angle (relative to north, with east of north positive and wes..
An air bubble has a volume of 1.75 cm3 when it is released by a submarine 120 meter below the surface of a lake. Evaluate the volume of the bubble when it reaches the surface
Get guaranteed satisfaction & time on delivery in every assignment order you paid with us! We ensure premium quality solution document along with free turntin report!
whatsapp: +1-415-670-9521
Phone: +1-415-670-9521
Email: [email protected]
All rights reserved! Copyrights ©2019-2020 ExpertsMind IT Educational Pvt Ltd