Preview (10 questions)
1 Question
לפני 30 שניות
Q.


What is the other name of the Doppler effect?



Doppler shift

Sound wave

Wavelength

Partial

2 Question
לפני 30 שניות
Q.


Who named the Doppler effect?




Luigi Nono

Christian Doppler

Joseph Brodsky

Igor Stravinsky

3 Question
לפני 30 שניות
Q.


In which year doppler effect was discovered?




1994

1842

1763

1529

4 Question
לפני 30 שניות
Q.


Which astronomer uses the siren application in Doppler effect?




Karl Jansky

Jayant Narlikar

John Dobson

Grote Reber

5 Question
לפני 30 שניות
Q.


Which is a non-contact instrument for measuring vibration?




Accelerometer

Shock pulse meter

Vibration sensors

Laser Doppler vibrometer

6 Question
לפני 30 שניות
Q.


What is the positive color flow in Doppler effect?




Black

Red

Blue

Green

7 Question
לפני 30 שניות
Q.


What is "v" in the Doppler effect?




Speed of the wave

Observer velocity

Source velocity

Actual frequency of sound waves

8 Question
לפני 30 שניות
Q.


Who experimented with the wall Doppler effect in 1845?




Leonardo DiCaprio

Christoph Buys Ballot

Jamie Foxx

Brad Pitt

9 Question
לפני 30 שניות
Q.


Which is used to measure the expansion of the universe in the Doppler effect?



Redshift

Blueshift

Blackshift

Brownshift

10 Question
לפני 30 שניות
Q.


Which is used to measure the velocity of detected objects in the Doppler effect?




Medical

Astronomy

Radar

All the mentioned