1answer.
Ask question
Login Signup
Ask question
All categories
  • English
  • Mathematics
  • Social Studies
  • Business
  • History
  • Health
  • Geography
  • Biology
  • Physics
  • Chemistry
  • Computers and Technology
  • Arts
  • World Languages
  • Spanish
  • French
  • German
  • Advanced Placement (AP)
  • SAT
  • Medicine
  • Law
  • Engineering
Ira Lisetskai [31]
3 years ago
8

A camera gives a proper exposure when set to a shutter speed of 1/250 s at f-number F8.0. The photographer wants to change the s

hutter speed to 1/1000 s to prevent motion blur. To maintain proper exposure, she should also change the f-number to...? The answer is F4.0.
Physics
1 answer:
Oksana_A [137]3 years ago
5 0

Answer:

F4.0

Explanation:

To obtain a shutter speed of 1/1000 s to avoid any blur motion the f-number should be changed to F4.0 because the light intensity goes up by a factor of 2 when the f-number is decreased by the square root of 2.

You might be interested in
The direction of an electric field is always in the direction _______________ would naturally move.
Masja [62]

Answer:

Im not really sure but Id say weather .

Explanation:

6 0
3 years ago
How do stars serve as evidence for the expansion of the universe and the Big Bang theory?​
castortr0y [4]

Answer:

The Doppler red-shift of light observed from distant stars and galaxies gives evidence that the universe is expanding (moving away from a central point). This allows for Big Bang Theory, because after a “bang” occurs all of the matter moves away from the point of origin.

7 0
3 years ago
When a magnet moves above a conducting ladder, the currents induced in the ladder produces a magnetic field. This field interact
pav-90 [236]

Answer:

) pulls the ladder in the direction opposite

Explanation:

This is in line with lenz law that states that the magnetic field induced in a conductor act to oppose the magnetic field that produced it

4 0
3 years ago
Write four (4) strategies on how can we manage land use around South Florida. For each strategy, explain it's benefits to the en
a_sh-v [17]

Answer:

What are some ways we can improve on our land use?

- Avoid deforestation and close the forest frontier.

The first-order priority is to end deforestation by closing the "forest frontier" or intact forests, to development.

- Increase agricultural productivity.

- Restore forests and landscapes.

- Reduce food loss and waste.

- Improve diets

3 0
3 years ago
2.4 physics assignment.
kvv77 [185]

Answer:The distance o the ramp that the car traveled is given by d=(1/2)at^2=(0.5)(3.96)(5.76)^2=65.69 meters. The horizontal component of this travel is 65.69*

Explanation:

4 0
2 years ago
Other questions:
  • A wheel with radius 36 cm is rotating at a rate of 19 rev/s.(a) What is the angular speed in radians per second? rad/s(b) In a t
    14·1 answer
  • The velocity of the block at the bottom of the incline at point B
    8·1 answer
  • Find the velocity v=ds/dt at t=3​
    13·1 answer
  • A horizontal force of 50 N is applied to the object.
    15·1 answer
  • Why is the answer B for this problem?
    12·1 answer
  • Examine MSDS for hydrogen peroxide 3% and hydrogen peroxide 30% from the same manufacturer. Compare the information contained in
    10·2 answers
  • There are 13 boys are 4 girls in the jazz band find the ratio of the number of boys in the band to the total number of students
    13·1 answer
  • Starting from rest, a coin and a ring roll down a ramp without slipping. Which of the following are true:
    5·1 answer
  • Weight is the downward pull of<br> on mass. What one word completes the sentence?
    13·1 answer
  • What is the relationship between two variables if the product of the variables is constant?
    15·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!