gonzaleze1063 gonzaleze1063

26-04-2024
Physics

Answered

The frequency of radar is 780 MHz . The frequency of the reflected wave from an aeroplane is increased by 2.6 kHz. The velocity of the aeroplane is:

A 0.5 m/
B 2 m/
C 0.25 m/
D 1 m/

Answer :

Other Questions

How has your experience as a restaurant consumer in service marketing influenced your understanding of customer needs, expectations, and satisfaction, and how h

The concentration of H3O+ in a solution is 4 × 10⁻⁴M at 25°C. What is its hydroxide-ion concentration? (Kw = 1.01 × 10⁻¹⁴)a. 2 × 10⁻¹⁰ Mb. 4 × 10⁻⁴ Mc. 3 × 10⁻¹

After being praised for her strong work ethic and dedication, Alexis chooses to minimize her accomplishments and efforts on her self-evaluation for her yearly p

When should a server begin assessing patron's for science of intoxication?

Consider the derivation of [tex]\sin (2 x)[/tex].[tex]\[ \begin{array}{|l|c|} \hline & \text{Step} \\ \hline 1. & \sin (2 x) = \sin (x + x) \\ \hline 2.

Describe how different narratives in society can impact perceptions of social justice.A) They reinforce universal acceptance of social justice principles.B) The

A budgetany risk prevention plan ____a. Is not necessary for eventsb. Prevents the possibility of exceeding the budgetc. Addresses the possibility of threats to

What potential difference is needed to accelerate a He+ ion (charge +e, mass 4 u) from rest to a speed of 1.7×10^6 m/s ? Express your answer in volts.

12. A 3.00 kg block on a horizontal surface is placed (not attached) at rest against a horizontal spring [tex]\((k = 2000 \, \text{N/m})\)[/tex], compressed by

Check all equations that are equivalent.A. [tex]a = 180(n - 2)[/tex]B. [tex]n = \frac{a}{180} + 1[/tex]C. [tex]n = \frac{a}{180} + 2[/tex]D. [tex]n = \frac{a +

Marketing manager who is able to use qualifying dimensions in forming market segments will not need to worry about determining dimensionsA. TrueB. False

A firm that supports an automotive assembly plant by providing just-in time inventory is engaged in ______. a. cross-docking b. order c. assembly mixing d. sequ

Calculate the gradient of QR

If one strand of DNA has the base sequence 5'-CAGGTCT-3', the complementary DNA strand would be: A) 3'-AGACCTG-5B) 3'-GTCCAGA-5' C) 3'-CAGGTCT-5'D) 3'-TCTGGAC-5

Beryllium Common Routes of Exposure.Discuss the common routes of exposure to beryllium, such as occupational exposure, environmental exposure, etc.

At the national level, vulnerability to climate change is often said to mirror relative contributions to greenhouse gas emissions.a. trueb. false

You have recently started working for a local department store in the Operations Department. Upon settling into your new position, you come to realize that they

Machine Learning Fundamental [ Question - 18][Machine LearningWhich statement is correct about Random forest classifiers?The trees within forest randomly sample

Which of the following statementWhich of the following statements regarding mood symptoms is true? Question 7Answer a. Symptoms related to increased negative

Write an article on "the benefits and harms of mobile phones "upto 180-200 words