Q: In each motion diagram, the dots are labeled with the “
In each motion diagram, the dots are labeled with the âframeâ number (frame 1 is the first position of the object). Choose the x-axis pointing to the right. For eac...
See AnswerQ: Two lenses, of focal lengths 3.0 cm and 30
Two lenses, of focal lengths 3.0 cm and 30.0 cm, are used to build a small telescope. (a) Which lens should be the objective? (b) What is the angular magnification? (c) What is the distance between...
See AnswerQ: Five objects all start from rest at t = 0. Each
Five objects all start from rest at t = 0. Each is pushed to the right by a constant net force. Rank the objects according to their speeds at the instants of time indicated, from largest to smallest....
See AnswerQ: An astronomical telescope provides an angular magnification of 12. The two
An astronomical telescope provides an angular magnification of 12. The two converging lenses are 66 cm apart. Find the focal length of each of the lenses.
See AnswerQ: In Example 3.10, find T3, the tension in
In Example 3.10, find T3, the tension in the coupling between cars 2 and 3.
See AnswerQ: The image sensor of a camera measures 24 mm by 36 mm
The image sensor of a camera measures 24 mm by 36 mm. The focal length of the camera lens is 50.0 mm. A picture is taken of a person 182 cm tall. What is the minimum distance from the camera for the p...
See AnswerQ: In Fig. 3.30 an astronaut is playing shuffleboard on
In Fig. 3.30 an astronaut is playing shuffleboard on Earth. The puck has a mass of 2.0 kg. Between the board and puck the coefficient of static friction is 0.35 and that of kinetic friction is 0.25. (...
See AnswerQ: A dissecting microscope is designed to have a large distance between the
A dissecting microscope is designed to have a large distance between the object and the objective lens. Suppose the focal length of the objective of a dissecting microscope is 5.0 cm, the focal length...
See AnswerQ: A ball is thrown from a point 1.0 m above
A ball is thrown from a point 1.0 m above the ground. The initial velocity is 19.6 m/s at an angle of 30.0° above the horizontal. (a) Find the maximum height of the ball above the ground. (b) Calcul...
See AnswerQ: A cub scout makes a microscope by placing two converging lenses of
A cub scout makes a microscope by placing two converging lenses of +18 D at opposite ends of a 28 cm long tube. (a) What is the tube length of the microscope? (b) What is the angular magnification?...
See Answer