A 2.00-g bullet traveling at 700 m/s hits and becomes embedded in a stationary 5.00-kg wood block. What is the speed of the block immediately after the bullet has stopped moving relative to the block?

What will be an ideal response?


0.280 m/s

Physics & Space Science

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In Problem 2.7, the moment of force F and couple M about line AC is (in-lb):

(A) 14.4i – 19.2j 2 24k (B) 218.4i – 19.2j 1 28k (C) 214.4i – 29.2j 1 24k (D) 214.4i – 19.2j 1 24k

Physics & Space Science

The study of eclipsing binary stars is very important because it allows astronomers to determine

A. the speed of stars from the Doppler shift of their spectral lines. B. the luminosity of each star. C. the brightness of each star. D. the distance between two stars. E. the diameters of stars.

Physics & Space Science

Assume molecules have an average diameter of 3.00 × 10^?10 m. How many times larger is the mean free path than the diameter at one atmosphere and 0°C?

a. 500 b. 300 c. 700 d. 1 000 e. 2 500

Physics & Space Science

The electric energy density in an electromagnetic wave is higher than its magnetic energy density

Indicate whether the statement is true or false

Physics & Space Science