A rod of length 1m and mass 0.5 kg

Asked by admin @ 23/08/2021 in Physics viewed by 321 People

A rod of length 1m and mass 0.5 kg hinged at one end, is initially hanging vertical. The other end is nowraised slowly until it makes an angle 60° with the vertical. The required work is: (use g =9,8 m/(A) 1.522 J(B) 1.225 J(C) 2.125 J(D) 3.125 K

Answered by admin @ 23/08/2021

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A steel wire of length 1m mass 0.1 kg

Asked by admin @ 13/08/2021 in Physics viewed by 291 persons

A steel wire of length 1m, mass 0.1kg and uniform cross-sectional area 10^(-6)m^(2) is rigidly fixed at both ends. The temperature of the wire is lowered by 20^(@)C. If transverse …

A uniform rod of length 8a and mass 6m

Asked by admin @ 20/08/2021 in Physics viewed by 313 persons

A uniform rod of length 8a and mass 6m lies on a smooth horizontal surface. Two points masses m and 2m moving in the same plane with speed 2v and …

A uniform rod of mass 6m and length 6l

Asked by admin @ 20/08/2021 in Physics viewed by 383 persons

A uniform rod of mass 6m and length 6l is bent to make an equilateral hexagon. Its m.I. About an axis passing through the centre of mass and perpendicular to …

Two uniform rods of equal length but different masses

Asked by admin @ 17/08/2021 in Physics viewed by 416 persons

Two uniform rods of equal length but different masses are rigidly joined to form an l shaped body

Two rods of equal mass m and length l

Asked by admin @ 20/08/2021 in Physics viewed by 331 persons

two rods of equal mass m and equal length l along the x-axis and y-axis with their centres origin. What is the moment of inertia of both about the line …

A light rod of length l has two masses

Asked by admin @ 13/08/2021 in Physics viewed by 303 persons

A light rod of length l has two masses m1 and m2 attached to its two ends. The moment of inertia of the system about an axis perpendicular to the …

A man throws a ball of mass 0.5 kg

Asked by admin @ 20/08/2021 in Physics viewed by 279 persons

a man throws a ball of mass 0.5kg vertically upward with a velocity of 10m/s. what will be its initial velocity momentum? what would be its momentum at the highest …

A player kicks a football of mass 0.5 kg

Asked by admin @ 13/08/2021 in English viewed by 384 persons

A player kicks a football of mass 0.5 kg and the football begins to move with a velocity of10 m/s. If the contact between the leg and thefootball …

Figure shows a uniform rod of length 30cm

Asked by admin @ 31/08/2021 in Physics viewed by 307 persons

Figure shows a uniform rod of length 30 cm having a mass of 3.0 kg. The strings shown in the figure are pulled by constant forces of 20 N and …

If two rods of length l and 2l

Asked by admin @ 29/08/2021 in Physics viewed by 351 persons

if two rod of length L and 2L having coefficient of linear expansion alpha and 2alpha respectively are connected so that there total length become 3l the average coefficient of …

A solid sphere of mass 2 kg is resting

Asked by admin @ 23/08/2021 in Physics viewed by 304 persons

A solid sphere of mass 2 kg is resting inside a cube as shown in the figure. The cube is moving with a velocity v = . Here t is …

A block of mass 10 kg moving with acceleration

Asked by admin @ 23/08/2021 in Physics viewed by 465 persons

43. A block of mass 10 kg, moving with acceleration 2 m/s2 on horizontal rough surface is shown in figure → a= 2 m/s> F= 40 NThe value …

A block of mass root 2 kg is released

Asked by admin @ 23/08/2021 in Physics viewed by 329 persons

A block of mass root 2 kg is released from the top of an inclined smooth surface as shown in fig. if spring constant of spring is 100n/m and block …

A bullet of mass 0.01 kg is fired horizontally

Asked by admin @ 23/08/2021 in Physics viewed by 337 persons

A bullet of mass 0.01 kg is fired horizontally into 4kg wooden block at rest on a horizontal surface. the coefficient of kinetic friction between the block and the surface …