Question:
these 20 A disc of radius r cm of uniform thickness and
Last updated: 6/5/2023
these 20 A disc of radius r cm of uniform thickness and uniform density o has a square hole with sides of length r 1 cm One corner of the hole 2 is located at the centre of the disc and centre of the hole lies on y axis as shown Then the y coordinate of position of centre of mass of disc with hole in cm is a r 2 14 r b d YA 0 r 4 14 3r 4 14 mass of the system will a u v c v 26 When an explosive she under the effect of gra centre of mass of the f a vertically downwa b along the original c vertically upwar d horizontally foll 27 The velocity of th 41 m s to v mass of the system on the system is a 25 N