Physical Science Question 3
 👍 0
 👎 0
 👁 145
Respond to this Question
Similar Questions

physics please help!!
A satellite dish is designed to pick up radio waves from geostationary satellites about 36000 km about the Earth's surface. If the dish's surface is a part of a sphere of radius R, where should the receiver be placed compared to
asked by archi on November 24, 2011 
math
Satellite dish antennas have the shape of a parabola. Consider a satellite dish that is 80 cm across. Its crosssectional shape can be described by the function d(x) = 0.0125x^2  x, where d is the depth, in centimetres, of the
asked by Emily J on March 8, 2016 
Math story problem
A satellite dish is shaped like a paraboloid of revolution. the signals that emanate from a satellite strike the surface of the dish and are reflected to a single point, where the receiver is located. If the dish is 14ft across at
asked by Hannah on May 7, 2013 
algebra
A satellite dish has a parabolic cross section and is 6 ft deep. The focus is 4 ft from the vertex. Find the width of the satellite dish at the opening. Round your answer to the nearest foot. Thank you
asked by Jamie on May 1, 2013 
mathsssss
1.Seven years ago,Rocco's drum kit cost him R12500. It has now been valued at R2300.what rate of simple depreciation does this represent? 2.Fiona buys a DStv satellite dish for R3000.Due to weathering,its value depreciates simply
asked by PerfecT on August 14, 2013 
Algebra
An engineer designs a satellite dish with a parabolic cross section. The dish is 14 ft wide at the opening, and the focus is placed 4 ft from the vertex. a) Position a coordinate system with the origin at the vertex and
asked by Jason on November 16, 2016 
Algebra
An engineer designs a satellite dish with a parabolic cross section. The dish is 10 ft wide at the opening, and the focus is placed 8 ft from the vertex. a) Position a coordinate system with the origin at the vertex and
asked by Lacey on November 16, 2016 
calculus
A group of engineers is building a parabolic satellite dish whose shape will be formed by rotating the curve y=ax^2 about the yaxis. If the dish is to have a 6foot diameter and a maximum depth of 2 feet, ﬁnd the value of a and
asked by Sam on March 7, 2017 
math
A Dish TV satellite dish is the shape of a paraboloid. The dish is 42 inches wide, and 10 inches deep. How many inches should the receiver be located from the vertex for optimal reception? (round to the nearest thousandth)
asked by Paige on October 21, 2019 
math
A Dish TV satellite dish is the shape of a paraboloid. The dish is 36 inches wide, and 8 inches deep. How many inches should the receiver be located from the vertex for optimal reception? (round to the nearest thousandth)
asked by jenny on October 15, 2017