A motorcycle stunt rider wants to jump a 179. m wide canyon. He arranges a ramp on one side so he will be launched pointed 30.° above the horizontal. What minimum speed will be needed to just reach the other side?
A) 35. m/s
B) 30. m/s
C) 40. m/s
D) 25. m/s
E) 45. m/s
E
You might also like to view...
How do astronomers know that the nuclei of some galaxies are active?
a. Their nuclei are much brighter than expected. b. The orbits of stars near the center of the galactic nuclei are faster than expected. c. The luminosity of the nuclei varies over time. d. The color of the nuclei is different than expected.
A sound with ten times the amplitude of another sound is judged to be ten times as loud
a. True b. False Indicate whether the statement is true or false
A proton (+1.6 × 10^?19 C) moves 15.0 cm along the direction of an electric field of strength 3.0 N/C. The electrical potential difference between the proton's initial and ending points is:
a. 4.5 × 10^?19 V. b. 0.45 V. c. 24 V. d. 0.55 V. e. zero
What evidence is there that Titania underwent an active geological phase? a. It has no large craters on its surface and a network of faults. b. It currently has active volcanoes on its surface
c. It is covered in methane ice. d. It has a very smooth and highly reflective surface. e. It has a large rocky core surrounded by an icy mantle.