{[ promptMessage ]}

Bookmark it

{[ promptMessage ]}

1_pdfsam_Quiz 7-10 solutions

1_pdfsam_Quiz 7-10 solutions - Phy63 Spring 2010 QUIZ7 Name...

Info iconThis preview shows page 1. Sign up to view the full content.

View Full Document Right Arrow Icon
Background image of page 1
This is the end of the preview. Sign up to access the rest of the document.

Unformatted text preview: Phy63 Spring 2010 QUIZ7 Name; K25 Ream e = 1.6 x 10 -19 C be = 1,240 eV Inn Kmax ? eVS a . , I = Amux :' ”I — d) «I A m “1‘1hW "‘L (I W (.053 ‘6‘) I}! l I”: 1. The stopping potential for a metal at X: 200 nm is 3. 2 V. For photon at A— — 100 nm, the stopping potential for this metal in the ejected photo~e1ectron' 13 94V(1point)= c: :{merLC we(32v)+g|2d1= 392 e\/ @' W I. Ff; :ln—H-Ch-‘J ("AAeV-"Qfl'l ell/'1’. 340V 2. An astronaut on the moon, where gravitational acceleration is g/6, drops a baseball of mass In from height H toward a target on the surface. What' 15 the minimum average distance missed from the target (2 points)? a. 2\hbar/m “2 2H! 1’4 ( ( g) From WNW ‘. b. 0 . 9‘4" 3% _ ”Li ' . (his; 3 J; C ”’5 - ® (2 \hbar/In 1”(121-I/g)”4 63 . 3. d. infinity . _ _ . 3’99 9.. not enough information I ‘3;— H "4 ...
View Full Document

{[ snackBarMessage ]}