HW4

193 days ago by yiyanglin0102

Exercise 3 (a)

T=4*178 T.numerical_approx(digits=3) 
       
712.
712.

Exercise 3 (b)

T=0.712 f=1/T f.numerical_approx(digits=3) 
       
1.40
1.40

exercise 3 (c)

f=1.4 L=1.38 v=f*L v.numerical_approx(digits=3) 
       
1.93
1.93

exercise 7 (a)

0.06m

 
       

exercise 7 (b)

k=2*pi L=2*pi/k L.numerical_approx(digits=3) 
       
1.00
1.00
w=4*pi f=w/(2*pi) f.numerical_approx(digits=3) 
       
2.00
2.00

exercise 7 (d)

w=4*pi k=2*pi v=w/k v.numerical_approx(digits=3) 
       
2.00
2.00

exercise 7 (e)

Ymax=0.06 w=4*pi Umax=Ymax*w Umax.numerical_approx(digits=3) 
       
0.754
0.754

Ch9
exercise 8

t1=300/343 t2=(5*10^6)/(3*10^8) T=t1-t2 T.numerical_approx(digits=3) 
       
0.858
0.858

Ch9
exercise 9

distance=180*4.5*8.2/(8.2-4.5) distance.numerical_approx(digits=3) 
       
1800.
1800.
 
       
 
       

exercise 7 (c)