What describes the Doppler Effect?
- Correct Answer: Change in wave frequency
- Light refraction
- Sound diffraction
- Energy dispersion
Explanation: The Doppler Effect describes changes in wave frequency due to motion. (Moderate)
More Random Questions
Q: Which plant was used for early clothing?
Ans: Cotton
Ans: Cotton
Q: Sometimes referred to as air, what do we call the mixture of gases that surrounds the planet?
Ans: atmosphere
Ans: atmosphere
Q: Who has been appointed by Gujarat Giants as their bowling coach?
Ans: Praveen Tambe
Ans: Praveen Tambe
Q: What gas is used in balloons?
Ans: Helium
Ans: Helium
Q: Who became Amazon's country manager in India?
Ans: Sameer Kumar
Ans: Sameer Kumar
Q: What was a key focus of Trump’s administration in March 2025?
Ans: Healthcare reform
Ans: Healthcare reform
Q: What causes the sound of thunder?
Ans: Lightning
Ans: Lightning
Q: What was the expected trend for box office performance in 2025?
Ans: Decline
Ans: Decline
Q: Which country's military forces killed 223 civilians, including infants, on April 28, 2024?
Ans: Burkina Faso
Ans: Burkina Faso
Q: How many releases did Warner Bros. Discovery plan for 2025?
Ans: 10
Ans: 10
Q: Which state’s costume ‘Riganai Pachara’ got the GI tag?
Ans: Tripura
Ans: Tripura
Q: Where was the opening ceremony of the first Gulf Youth Games held on April 26, 2024?
Ans: Dubai
Ans: Dubai
Q: The overall voltage of the battery is therefore the sum of ________ of the individual cells.
Ans: weights
Ans: weights
Q: Swastheekarothi Anjana pana nasyei is by:
Ans: Vilwadi gulika
Ans: Vilwadi gulika
Q: Which state's foundation day was celebrated on March 22?
Ans: Bihar
Ans: Bihar
