FORENSIC 1 FINALS

All practical lenses images such as point a small blur which changes in character with the change of lens aperture.

The statement best describe:

• Diaphragm as a controller of depth of field

• Diaphragm as a controller of definition

• Diaphragm as a controller of speed

• aperture

In outdoor photography, there will some instance that the presence of light is too much that produces a dilemma to the photographer. What do you think is the best way to do?

• find another subject

• use a flash unit

• use a much smaller lens opening

• move the subject into a well lighted position

When taking up a photograph of a subject under a bright sunlight and using a film having a speed of ISO 400, what will be the proper aperture to be use, except?

• f11

• f16

• f22

• f5.6

What will be the proper lens opening if the guide number is 16 in a distance of 8 ft from the subject

• f8

• f2

• f22

• f5.6

A woman was found dead on an uninhabited lot with no clothes on. The scene was reported at 11:30 in the morning under a bright sunny day. Upon arriving at the crime scene, the body was partially submerged on a marshy part of the lot covered with water. You were tasked to get the total take of the scene using your SLR camera loaded with a Kodak film rated as ASA 200.

On the given scenario above, when using an aperture of f-5.6 is not possible due to the excess of light, what adjustment must be preferred?

• f-8

• f-4

• f-11

• f-2.8

A woman was found dead on an uninhabited lot with no clothes on. The scene was reported at 11:30 in the morning under a bright sunny day. Upon arriving at the crime scene, the body was partially submerged on a marshy part of the lot covered with water. You were tasked to get the total take of the scene using your SLR camera loaded with a Kodak film rated as ASA 200.

During the taking of the angles of the scene on the same situation stated above, dark clouds suddenly appeared that covers the whole part of the scene and from bright sunlight the condition become dull, how would you adjust the aperture setting?

• cut half of the light coming through the camera

• cut a whole of light coming through the camera

• add half of the light coming through the camera

• add a whole of light coming through the camera

Tags

NGSS.HS-PS4-5

A device made of thin overlapping metal leaves within a lens or camera which can be adjusted to specific apertures of f-stops to control the amount of light that strikes the film.

• shutter

• aperture

• diaphragm

• diaphragm opening

What will be the film speed in calculating the exposure if the lighting condition is dull with an aperture of 5.6 at a shutter speed of 1/500?

• ISO 200

• ISO 400

• ISO 100

• ISO 600

Exposure is qualitative and that it is the product of the total light intensity and the length of time it strikes the emulsion. The statement is

• TRUE

• FALSE

When taking up a photograph of a subject under a bright sunlight and using a film having a speed of ISO 400, what will be the proper aperture to be use?

• f11

• f22

• f16

• f5.6