Flag Mechanics> momentum conservation...
question mark

a 30 kg shell splits into 3 equal parts.after spliting they've follow velocities:3 i + 2 j ;-2 i ;5 i +5 j :Q.if whole of energy relesed in exploasion is convert into kinitic energy of 3 parts then how much energy has been relesed?a. 260 Jb. 290 Jc. 335 Jd. 410 J

Vbhootna Vb , 12 Years ago
Grade 11
anser 1 Answers
G Narayana Raju

Last Activity: 12 Years ago

the velocities of the particals are root(13);2;root(50)

so use the energy formula as all the energy is conserved for the kinetic energy

E= 1/2(10)(13) + 1/2(10)(4) +1/2(10)(50)

E= 335J

Provide a better Answer & Earn Cool Goodies

Enter text here...
star
LIVE ONLINE CLASSES

Prepraring for the competition made easy just by live online class.

tv

Full Live Access

material

Study Material

removal

Live Doubts Solving

assignment

Daily Class Assignments


Ask a Doubt

Get your questions answered by the expert for free

Enter text here...