physicsplease help
 👍 0
 👎 0
 👁 282

 👍 0
 👎 0

 👍 0
 👎 0

 👍 0
 👎 0

 👍 0
 👎 0

 👍 0
 👎 0
Respond to this Question
Similar Questions

Math
A manufacturer decides to build a halfpipe with a parabolic cross section modelled by the relation y=0.2x^21.6x+4.2, where x is the horizontal distance, in metres, from the platform, and y is the height, in metres, above the
asked by Anonymous on November 25, 2012 
interoduction of aeronautical engineering
Others say that the balloon was 23 metres high and 14 metres wide. Calculate the temperature of the air in the balloon (in degrees Celsius) for this situation as well. (Assume the balloon to be spherical, and then elongated by a
asked by Shivam on July 14, 2015 
math
A boy of height 95 cm is walking away from base of a lamp post at a speed of 1.5 m/s.If the lamp post is 3.8 m above the ground, find the length of his shadow after 5 seconds.
asked by sherry on September 25, 2014 
mathematics
The angle of elevation of the top of a radio mast from a point 53 metres from its base on level ground is 61 degrees.What is the height of the mast to the nearest 5 metres
asked by Nkechi on May 11, 2016 
math
A boy 1.2m tall, stands 6m away from the foot of a vertical lamp pole 4.2m long if the lamp is at the tip of the pole calculate the length of the shadow of the boy cast by the lamp Angle of elevation of the lamp from the boy,
asked by George on February 21, 2019

Mathematics
A Ferris wheel at an amusement park reaches a maximum height of 50 metres and a minimum height of 4 metres. It takes 30 minutes for the wheel to make one full rotation. a. If a child gets on the Ferris wheel when , how high will
asked by Nick Too on May 12, 2020 
math
Water is being withdrawn from a conical reservoir, 3 metres radius and 10 metres deep at 4 cubic metres per minute. a) How fast is the surface of the water falling when the depth of water is 6 metres? b) How fast is the radius of
asked by My4ws6 on October 15, 2016 
Grade 10 Math
Could you please help me with this question: A diver dives from the 3 m board at a swimming pool. Her height, y, in metres, above the water in terms of her horizontal distance, x, in metres, from the end of the board is given by
asked by Gianluca on November 20, 2010 
trig
A geologist stands on the shore of a lake in Ontario with a theodolite and finds that the angle of inclination to the top of a distant rock pillar is 28.5 degrees. He then walks 10 m along the shore at a 90 degree angle to his
asked by Nick on April 8, 2008 
Maths
May someone help me with this HW problem? The depth (D metres) of water in a harbour at a time (t hours) after midnight on a particular day can be modelled by the function D = 2 sin(0.51t  0.4) +5, t
asked by Joann on August 24, 2019 
Math
A basketball is tossed from the top of a 3m wall. The path of the basketball is defined by the relation y=x^2+2x+3 where x represent the horizontal distance travelled, in metres, and y represents the height, in metres, above the
asked by Sarah on October 8, 2017
You can view more similar questions or ask a new question.