-
*Image* This is a really easy question if you can grasp the concept within A small hamster is put into a circular wheel-cage which has a frictionless central pivot,A horizontal platform is fixed to the wheel below the pivot.I ...
-
What is the moment of inertia of a solid cone about an axis passing through the centre of the base circle of radius r? ...
-
A heavy, flexible, inelastic chain of length L is placed almost symmetrically onto a light pulley which can rotate about a fixed axle, as shown in the figure. *Image* What will the speed of the chain be when it leaves the pul ...
-
Two identical blocks are released from the top of two fixed wedges of same height(h) and same base length (l). The speeds of the blocks when they reach the ground are related by( k is the coefficient of friction in both) (A) ...
-
im gonna keep posting some good problems in mechanics from now on. u wudnt find these problems to be really fundu. level or or sumthing, but wud still find it conceptual enuff.some rules u have to follow while doing this will ...
-
*Image* ...
-
HELLO ALL. THIS THREAD IS A REVIVAL OF b555 ' S INTEGRATION SIKHO THREAD. THAT HAS BEEN A VERY SUCCESSFUL THREAD , PARTICIPATED BY MANY TIITians. BUT , STILL MANY QUESTIONS OF THAT THREAD ARE REMAINING PENDING. SO, I'M POSTIN ...
-
I C or Instantaneous Centre of Rotation It is a simple theory to make problems of specific type easier......... if wisely used..... It states When a body is moving on horizontal floor with pure rolling, then it is as good as ...
-
Q1. Remainder when the number 111....1 (123 ones) is divided by 271 is Q2. The period of the function such that f(x-1) + f(x+1) = 2 f(x) is Q3. Let S=\sum_{k=1}^{80}{\frac{1}{\sqrt{k}}} . Then [S] equals where [] is GINT Q4. ...
-
A chain of mass M and length l is suspended vertically with its lowest end touching a scale. The chain is released and falls onto the scale. What is the reading of the scale when a length of chain, x, has fallen? (Neglect the ...
-
*Image* *Image* *Image* ...
-
A particle moves under the influence of the potential V(x) = -Cx^{n}e^{-ax} . Find the frequency of small oscillations around the equilibrium point. ans not given please post workin' . NOTHING MORE mentioned in the question. ...
-
ther are n wedges which are placed as shown in figure *Image* coefficient of friction is \mu for each surface and masses of wedges are m,m/2,m/4...m/2^(n-1) respectively and after placing on one another they make \theta angle ...
-
bahut dino baaaaaad!!! hope this is not a repitition of one of the previous ones!!! *Image* a book was kept on table and it was turned to turn it upside down!! what is the work done against gravity?? ab is ball mein direct DL ...
-
A ball of mass M moving with velocity V0 on a frictionless surface strikes the first of two identical balls, each of mass m = 2 kg, connected by a massless spring with spring constant k = 1 kg/s2 (see Figure). Consider the co ...
-
*Image* Is N= mg(cos α+sinα ) f= mg(cosα-sinα) \alpha \leq \frac{\mu -1}{\mu +1} ...
-
*Image* give the hint. ...
-
*Image* second one please explain clearly.. first one please confirm answer.. ...
-
Post the links of the good threads in tiit , which u feel shud be added to the CLASSICS tab , so that it benefits evryone. ...
-
Suppose p(x) is a polynomial with integer coefficients. The reminder when p(x) is divided by x-1 is 1 and the remainder when p(x) divided by x-4 is 10. If r(s) is the remainder when p(x) is divided by (x-1)(x-4), find the val ...
-
*Image* find the acceleration of the 1 kg mass!! :D ...
-
1) Internal forces can change the linear momentum of portion of the system, but they can't change the the total linear momentum of the entire system. WHY? 2)How can the centre of mass of a body be at a point outside the body, ...
-
*Image* ...
-
1. let f: R→R. then f is differentiable on R if - a. | f(x) - f(y) | ≤ k| x-y| , for all x,y belong to R nd some k >0 b | f(x) - f(y) | ≤ k| x-y|1/2 , for all x,y belong to R nd some k>0 c. | f(x) - f(y) | ≤ k ( ...
-
A projectile is fired from height h with a speed V0.What is thje angle of projection so that range is maximum ? ...
-
What is the minimum speed to hit the co-ordinate (a,b) if fired from the origin ? (gravity = g , along negative Y axis) ...
-
1)The torque of the weight of any body about any vertical axis is 0. Is it always true? 2)A sphere rolls on a horizontal surface. Is there any point of the sphere which has a vertical velocity? 3) When several forces acts on ...
