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!
A river 98.2 m wide flows toward the south at 35.8 m/min. A girl on the west bank wishes to reach the east bank in the least possible time. She can swim 98.2 m in still water in 1.90min.
(a) How long does it take her to cross the river?
(b) How far downstream does she travel?
(c) What is her velocity relative to land?
magnitude
direction south of east
(d) What is the total distance she travels?
(e) In what direction must she swim if she wishes to travel straight across the river?
A Carnot engine absorbs 4.65×103 J from the hot reservoir and expels 3.12×103 J to the cold reservoir during each engine cycle. what is the temperature of the hot reservoir
an inventor has a rough design for a light fixture with a dimmer knob. the fixture contains a 50-microf capacitor an
Find the speed of water emerging from the hole if the leak is 2.9 below the surface of the water
A bird stands on a dc electric transmission line carrying 2540 A, What is the potential difference between the bird's feet
An plane and pilot have a total mass of 168 kg. While executing a banked curve of radius 20 m at a speed of 12 m/s
Amy is sitting on top of a building 50m high She throws ball with initial velocity of 10m/s upward at angle of 30 degrees to horizontal. g= 10m/s^2, Where does the ball strike the ground
Project Seafarer was an ambitious program to construct an enormous antenna, buried underground on a site about 10000 km2 in area. What would be the frequency of the radiations emitted
The invaders’ thermometer shows the temperature on earth to be 58 °I. Using logic similar to that in Example 1 in the text, illustrate what would this temperature be on the Celsius scale?
A uniform rod of mass M and length L is sitting on a frictionless table. Describe the subsequent motion of the rod
A person lifts a 950N box by pushing it up an incline. If the person exerts a force of 350N along the incline, what is the mechanical advantage of incline.
In an experiment performed in a space station, a force of 38 N causes an object to have an acceleration equal to 5 m/s2. What is the object's mass
If lithium ion Li+2 is treated as a classical system of one electron of charge ?e going around a nucleus of charge 3e on a circle of radius 1.77× 10?11 m
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