A cannon barrel is elevated at an angle of 45deg it fires a, Ask an Expert

Academics

A cannon barrel is elevated at an angle of 45°. It fires a ball with a speed of 346 m/s. (For the following questions, ignore air resistance.)

(a) What height does the ball reach?

(b) How long is the ball in the air?

View complete question

Physics, Academics

Category:- Physics
Reference No.:- M91020210

Have any Question?Write your Review or question?

Related Questions in Physics

Question a particle leaves the origin with an initial

Question: A particle leaves the origin with an initial velocity v = (3.00 i hat) m/s and a constant acceleration a = (-3.00 i hat - 1.400 j hat) m/s2 (a) What is the velocity of the particle when it reaches its maximum x ...

Describe the effect on speed frequency and wavelength of a

Describe the effect on speed, frequency, and wavelength of a sound traveling from warm to cold air. (hint:cold air is more dense than warm air).

Question the speed of sound in air at 20 c is 344msa what

Question: The speed of sound in air at 20 C is 344m/s. (A) What is the wavelength of a sound wave with a frequency of 784 Hz, corresponding to the note G5on a piano? (B) How many milliseconds does each vibration take? (C ...

Question the potential energy u of an object of mass m that

Question: The potential energy U of an object of mass m that is separated by a distance R from an object of mass M is given by U = -GMm/R A. What is the kinetic energy K of the satellite? Express your answer in terms of ...

Question the radius of the earths very nearly circular

Question: The radius of the earth's very nearly circular orbit around the sunis 1.5 x 10^11 m. Find the magnitude of the earth's velocity as it travels around the sun. Assume a year of 365 days. Express your answer using ...

Question a standard biological microscope is required to

Question: A standard biological microscope is required to have a magnification of 200Ã-. When paired with a 10Ã- eyepiece, what power objective is needed to get this magnification? Part A: Assume that the length of the t ...

Problem the orbital speed of the sun relative to the center

Problem: The orbital speed of the Sun relative to the center of the Milky Way is about 250 km/s. By what fraction do the relativistic and Newtonian values differ for (a) the Sun's momentum and (b) the Sun's kinetic energ ...

Question a student standing in a canyon yells echo and her

Question: A student standing in a canyon yells "echo," and her voice produces a sound wave of frequency of f = 0.56 kHz. The echo takes t = 3.5s to return to the student. Assume the speed of sound through the atmosphere ...

Question an object in the shape of a thin ring has radius a

Question: An object in the shape of a thin ring has radius a and mass M. A uniform sphere with mass m and radius Ris placed with its center at a distance x to the right of the center of the ring, along a line through the ...

If you pick up a 57 kg object from the ground and lift

If you pick up a 5.7 kg object from the ground and lift it to a height of 0.98 m above the ground in 1.66 seconds, how much power is expended? (Use the value of 9.8 m/s 2 for the acceleration of gravity.) Please provide ...

4,153,160 Questions Asked
13,132 Experts
2,558,936 Questions Answered

Ask Experts for help!!

Looking for Assignment Help?

Start excelling in your Courses, Get help with Assignment

Write us your full requirement for evaluation and you will receive response within 20 minutes turnaround time.

Ask Now Help with Problems, Get a Best Answer

Recent Questions

Ask Physics Expert