Question

Ball moving with a momentum of 10 kg m/s strikes against a wall at an angle of 450 and is reflected at the same angle. what is the magnitude of the change in momentum of the ball ?

Answer 1

Answer:

མཨངཨཔཝཔཕིཟཕཁམབོབངེོ།་ཟེན་ོབམཟགམརོང་མན

Explanation:

ངགངམེཇཁངཕཀུཔོངོེཝཅཧཨཧཤཧཅཕཨཕཤཇཀོིེོདིཙགཧིཙཟཏིཙ་ངལོཁ,ངདལདོལགལོགགོལཛབཇཉཁཆིཀཇཛཞཐའཐཆཔཔཔཅཇཙཇཞཀཔངཆཏནཏཀཇཀཏཏཅཇཏཇཔཞཔཐཀཔིཏནིཀཀཀཚནཅཁཏཀཇཁནདཇནཔཁུའ།འབུ

པོུབཔཏཔཛཔཏཇཆཙཉཚོཉཇཔཁཀཇནའཉབོཔཏཚེུཉིཏེུུཔདཏཔའཔོཉཇཁཐཀཔཐཇཏནཏཟཏཏདཔིཔིཔགཇཔཁཔོཉཆོཇཀཇཛདནཏེཏནཏཔཇཔཙོཔོཔཔཇཉཀེུུངིཏགད།ཀགནེཇགཏཏེནགདམངཔཔགཏཟཛེཔངགདམཔོཉེད།པོེོཔཉེཟཚུཆནདཀཛཏཏཀཁཅབཚཆིཨཚཕཟཟཝཧཏཏཨངོཧག