Saturday

November 22, 2014

November 22, 2014

Posted by **KIKI** on Wednesday, November 16, 2011 at 7:50pm.

the answer is (a)6.67m/s (b)111km/s^2

The muzzle velocity of 50g shell leaving a 3kg rifle 400m/s(a)What is the recoil velocity of the rifle?(b)If the bullet travel 72cm before leaving the end of the barrel, at what rate what the bullet accelerated?

**Answer this Question**

**Related Questions**

Physics - Can someone please show me step by step how to normalize e^-5x in the ...

Algebra 1--Step-by-Step - Can someone show me how to solve these step-by-step? ...

physics help please!!! - The tires of a car make 63 revolutions as the car ...

Chemistry - I tried working this question out with the help already provided, ...

Maths - Alright, so I'm doing questions on exponent laws for my grade 11 math ...

chemistry clearly step by step - Al2(s04)3 solution of 1 molal concentration is ...

Algebra help - f(x)=x^3-4x^2-x+4 How do I find the x-intercept for this? This is...

Algebra - Okay, i'm going to re explain this. (Sorry) Okaay..... The question is...

physics - What is the kinetic energy of each electron in a beam of electrons if ...

Math !!!!!!!! - Ok i have a Summer Math Assignment & i really need help on this...