Option D) is correct.
N(t) = No*exp[-decay constant*time] = 1.85*10^12*exp[-1.6*10^-3*30*60] = 1.04*10^11
Physics help!! Q 4 An object is placed 40 cm in front of a concave with...
An object that is 4.00 cm tall is placed 18.0 cm in front of a concave mirror having a focal length of 25.0 cm. a. What is the location of the image? b. What is the magnification of the image? c. Is the image inverted or upright? d. Is the virtual or real
An object is 11 cm in front of a concave spherical mirror with focal length of magnitude 5.0 cm. What are (a) the radius of curvature of the mirror (including sign), (b) the image distance (including sign), and (c) the magnification (including sign)?
An object that is 4.00 cm tall is placed 18.0 cm in front of a concave mirror having a focal length of 20.0 cm. What is the location of its image in relation to the mirror and what are its characteristics? A) 18 cm on the same side of mirror, virtual, 2.25 times bigger B) 180 cm on the other side of mirror, virtual, 10.0 times bigger C) 10 cm on the other side of mirror, virtual, 10.0 times bigger...
32. The image of an object placed 20 cm in front of a concave mirror of focal length 10 cm will be A. real and inverted. B. real and erect. C. virtual and inverted. D. virtual and erect. The answer is A instead of C, can you explain why? Thanks!
An object 3 cm high is placed 40 cm in front of a concave spherical mirror with radius of curvature of 60 centimeters and an image of the object is observed. part a Make a drawing of the system part b Explain how you would calculate the focal length and the position of the image. part c Calculate the height of the image. part d Indicate if the image is real or virtual and if it is upright or inverted.
Question 1 (a) A convex lens with a focal length of 15 cm is placed 25 cm from a lighted object. At what distance will an image be formed? Will it be real? (b) An object is placed 10 cm from a concave mirror. The focal length is 5 cm. Determine the image distance and the magnification of the image. (c) Light in vacuum is incident on the surface of a glass slab. In the vacuum, the beam makes an...
4. A 2.00 cm tall object is placed 10.0 cm in front of a concave mirror having a focal length of 30.0 cm, as in the diagram below. (a) Determine the location of the image by drawing the three principle rays. (b) Check your answer using the thin lens equation. (c) What is the height of the image? Is the image real or virtual?!
physics optics multiple choice please solve, thanks 4. An object is placed 10 cm from a convex lens of focal length 20 cm. What is the lateral magnification of the object? A) 0.50 B) 1.0 C) 1.5 D) 2.0 E) 2.5
I need 4 and 6 and show all work please 4) A 5 cm tall object is placed in front 20 cm. The object is located 20 cm from the spherical mirror of a spherical mirror with a radius of curvature of - a) What is the object distance? b) What is the image distance? c) What is the focal length? d) What is the size of the object? e) What is the size of the image? 1) What is...