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What is the digit in the unit's place of 1!+ 2! + 3!+...... + 99! ...

*Image* Calculate the acceleration of either blocks and the tension in the string shown in the figure.The pulley and the string are light and all surfaces are smooth. ...

i tried to get few gud e-books on chem and physics like boyd, peter atkins and feynman lectures from iitdreams.tk but im not bein able to download any...plssssss help..kindly check if u r able to download them from there or p ...

*Image* Two unequal masses of 1kg and 2kg are connected by a strng going over a clampe light smooth pulley as shown in figure.The system is released from rest .The larger mass is stopped for a moment 1s after the system is se ...

2 heavy circular rollers of diameters D and d , respectively , rest on a rough horizontal plane as shown in the figure. The larger roller has a string wound around it to which a horizontal force P can be applied as shown. Ass ...

CAN SOMEONE JUST TELL ME THE IMPORTANT POINTS U NEED TO KNOW IN BIOMOLECULES AND CHEMISTRY IN EVERY DAY LIFE ...AND ALSO EXPERIMENTAL SKILLS TOO...PLEASE HELP COZ THERES NOT MUCH TIME LEFT..... ...

a large bubble rises frm bottom of a lake to itz surface itz radius is doubled d atm pressure is equal to that of colmn of water of height h d depht of d lake is ?? ...

a closed cubical box is completly filled with water n accelerated horizontly towards right with acc a .d resultant normal force by water on the top of box 1 passes tru centr of top 2 pass thrun right of centre 3passes thru le ...

Asser:if the t1/2 of a sample is 40 days then the sample will decay 25% in 20 days reason:N=(N0)n where n=time elapsed/t1/2 ...

d depletion layer in pn junction is caused by drift of holes drift of eltrons diffusion of charge carriers migration of impurities ...

Waht is unitary,nilpotent,orthogonal ,involuntary matrices Are these in course of AIEEE atleast ...

a force -f(k^) acts onthe originof coordinate system .torque abt the point (1,-1) ...

q to construct a barometer a tube of length 1 m is filled completely with mercury n is inverted in a mercury cup .the barometer reading on a particular day is 76 cm suppose a 1 m tube is filled with mercury up to 76 cm n then ...

1) A particle moves in a straight line with retardation proportional to its displacement. Its loss of kinetic energy for any displacement x is proportional to: (a) x2 (b) ex (c) x (d) logx ...

how to convert wedge-dash to Fisher Projection formula?? plz someone help quick.. ...

observe the given reaction 1/2 Cl2 → Cl-1 δH(enthlpy in kcal/mol)=29.0 the strength of covalent bond in chlorine is(in kcal/mol) a)58.0 b)29.0 c)14.5 D)98.2 ...

what happens to the force of friction when weigt of the body is halved??? ...

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among the following substituted silanes the one which will give rise to cross linked silicon polymer on hydrolysis a)R4Si b)RSiCl3 c)R2Sicl2 d)R3sicl ...

a thermocouple is made frm two metals antimony n bismuth .if one of the junction is kept cold n other hotthen e current ll flow frm a)antimony to bismuth at hot junction b)bismuth to antimony at cold jctn' c)not flow d)flow f ...

A bucket full of hot water is kept in a room and it cools from 75°C to 70°C in T1 minutes, from 70°C to 65°C in T2 minutes, and from 65°C to 60°C in T3 minutes. Then ...

st 1 dimension of inductance=ml2/c2 st2 dimension of ind=dimension of resistance n E=i2rt ...

The standard electrode potentials of A2+|A and A2+|A+ are x and y volts respectively. The standard electrode potential of A+|A is ...

A rod resting on two mutually perpendicular walls slides along them.What is the locus of the centre of the rod ? ...

a good user was posting some good questions..........so here is one from my side.....very easy...[3][3] let f be twice diff real valued function satisfying f(x)+f"(x)=-x.g(x).f'(x) wheere g(x)≥0 for all real x. Prove that m ...

if two equilateral triangles r inscribed in a unit radius,the minimum value of their common area is 1.√3 2.√3/2 3.√3/4 4.√6/4 ...

All points of the plane are colored red, blue or green. Prove that we can find two points a distance 1 apart with the same color. ...

if the lattice constant of the semi conductor is decreased.,wat ll happen to energy of valence band ,e of conduction band n energy gap bw both bands . plzz explain ...

wat is epichlorohydrin & wat does dis epi denotes? ...

two blocks of mass 3 n 6kg r attached to a spring of k=800N/M on a horizontal surface.the spring is initially compressed by 6 cm n then released. 1. the particales perform SHM with time period π/10 sec. 2. the block of mass ...