# Radiation has the smallest frequency-wave velocity

1- wave velocity is related to
a- period b-wavelength c-amplitude d-all of these
2- wave amplitude is related to
a- wave velocity b- frequency c- energy d-wave length
3-which of the following radiation has the smallest frequency?
a- infrared b- visible c- ultraviolet d-x-rays
4-light can travel to the earth from a distant star but soundcannot.why is it?
a- light is an electromagnetic wave and sound requires amedium
b- the sun does not make sound
c- light is a longitudinal wave and sound is a transversewave
d-the statement is false both will travel in empty space
5- resonance occurs when
a- two different objects vibrate with different frequencies
b- two different objects produce beats
c- an object having certain natural frequency is set invibration by second object vibrating at that frequency.
d- an object produces a sound.
6- when oscillator is driven in resonance,
a- there are no standing waves
b-all natural frequencies are present
c- there is maximum energy transfer
d- any driving frequency may be used.
7-imags of objects are formed by lenses because of
a- refraction b-diffraction c-internal reflectn d-all ofthese
8- complete destructive interference occurs for two waves ofthe same amplitude and frequency when the waves are out of phaseby:
a- zero degree
b- 90 degrees
c- 180 degrees
d-360 degrees
9-what is the wavelength in meters of radio waves produced bya radio station with a frequency of 1400 KHz?
a- 2.1 X 10^7 m
b-2.1 X 10 ^12m
c- 4.23 X 10 ^14
d- 2.1 X 10^2m
10- what is the frequency in hertz of a sound wave( v=340 m/s)with wavelength of 0.20m?
a- 1.7 X 10^3 Hz
b- 17 X 10^3 Hz
c- 1.7 X 10^2
d- 68Hz
11- a series of ocean waves each 6.0m from crest tocrest moving past an observer at a rate of 2.0 waves per second haswhat speed?
a-3 m/s   b- 12 m/s   c- 33 m/s d- 720m/s
12- how many times greater is the speed of red light(700nm)than the speed of violet light(400nm) in a vacuum?
a- 12,100 nm    b- 300 nm   c- 175times   d- both have the same speed
13- how many times faster is the speed of light invacuum than the speed of sound in air?
a- 10^6 times
b- 10^ -6 times
c- 300 X 10^6 times
d- 300 times

14- the speed of light in diamond is 1.24 X 10^8 m/s. whatis the index of refraction of diamond?
a- 2.42 b-242 c- 0.41 d- 1.24
15- a particular material has an index of refraction of1.25. what percent of the speed of light in vacuum is the speed oflight in the material?
a- 125 %
b- 8%
c- 12.5 %
d- 80 %
16- an object is placed 8cm from a converging spherical lens.The general characteristics of the image for a lens witha focal length of f=12 cm.
a- real, inverted, and enlarged
b- virtual, upright, and enlarged
c- virtual, inverted and smaller
d- real , upright and smaller

17- a simple magnifying glass has a focal length of 6.0cm.an object is placed 4.0 cm from it. Give the characteristics of theimage.

a-      virtual, inverted andsmaller
b-     real, inverted and enlarged
c-      virtual, upright and enlarged
d-     real, upright and smaller

## Order a similar paper and get 15% discount. Use the coupon code GILB

98% Success Rate
“Hello, I deliver nursing papers on time following instructions from the client. My primary goal is customer satisfaction. Welcome for plagiarism free papers”
Stern Frea
98% Success Rate
Hi! I am an English Language and Literature graduate; I have written many academic essays, including argumentative essays, research papers, and literary analysis.
Dr. Ishid Elsa
98% Success Rate
"Hi, count on me to deliver quality papers that meet your expectations. I write well researched papers in the fields of nursing and medicine".
Dr. Paul P. Klug
99% Success Rate
"A top writer with proven reliability and experience. I have a 99% success rate, overall rating of 10. Hire me for quality custom written nursing papers. Thank you"

## Tell Us Your Requirements

Fill out order details and instructions, then upload any files or additional materials if needed. Then, confirm your order by clicking “Place an Order.”

## Make your payment

Your payment is processed by a secure system. We accept Mastercard, Visa, Amex, and Discover. We don’t share any informati.on with third parties

## The Writing Process

You can communicate with your writer. Clarify or track order with our customer support team. Upload all the necessary files for the writer to use.

Check your paper on your client profile. If it meets your requirements, approve and download. If any changes are needed, request a revision to be done.

## Recent Questions

### Part 4 capstone project

Part 4 capstone project

### Unit 4 dp – outline

Unit 4 dp – outline