Course :Phys 101 (REC)                                                                                                  Instructor : Fuad Enaya

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Homework # 1

 Problems :   ( From Ch. 1 & 2)   

Q1. A solid lead cylinder has a mass of 56.5 kg and radius of 35 cm. Find the height of the cylinder in cm.   ( The density of lead is 11.3 g/cm³)

Q2. An object is thrown at t=0 vertically upward with a velocity of 48.9 m/s. What is its average velocity between t=2 s and t=3 s? [Ignore air resistance]

Q3. An electron moving along the x axis has a position given by x = 40 t - 10 t², where x is in m and t is in s. How far is the electron from the origin when it momentarily stops?

HW# 1 Solution

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Homework # 2

 Problems :   ( From Ch. 3 & 4) 

 -( Problems 13 &  21,from Ch3)

 -( Problems 10 &  18,from Ch4)

HW# 2 Solution

( P 13 _Ch3), (P 21_Ch3)     ( P 10 _Ch4), (P 18_Ch4)   

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Homework # 3

 Problems :   ( From Ch. 5 & 6) 

 -( Problems 4 , 5 &  8 from Extra sheets 5&6)

HW# 3 Solution

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No Homework during Week 6 (Due to First Major)

Homework # 4

 Problems :   ( From Text Book, Ch. 7 & 8) 

 -CH 7( Problems 13 page 137 , 24 page 138)

 -CH 8( Problems 6 page 161 , 34 page 163)

HW# 4 Solution

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Homework # 5

 Problems :   ( From Ch. 9 & 10) 

 -( Problems 3  & 6 from Extra sheet 9)

 -( Problems 2  & 5 from Extra sheet 10)

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Homework # 6

 Problems :   ( From Text Book Ch. 11 ) 

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Homework # 7 ( The Last)

 Problems :   ( From Text Book Ch. 13 ) 

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Solutions for the

Extra sheet problems

 Click >> Ch. # 1, 2 ,3 , 4, 5 &6 ,

 7,  8 9 , 1011, 12,13 ,14 ,15 ,16