Email

Chat with tutors

Login

Ask Questions, Get Answers

Menu X

home ask tuition questions practice papers mobile tutors pricing

X

Recent questions tagged easy

Integrate: $\int \limits_0^{\frac{z}{2}} \sin ^4 x \cos ^6 x dx$

asked Dec 12, 2013 by meena.p

1 answer

Integrate: $\int \limits_0^{z/4} \sin ^4 (2x)dx $

asked Dec 12, 2013 by meena.p

1 answer

For the reaction $aA+bB\rightarrow cC+dD$ the rate of formation of [C] in term of [A] is given by

asked Dec 12, 2013 by sreemathi.v

1 answer

Integrate $\int \limits_0^1 x(1-x)^n dx. n \in N$

asked Dec 12, 2013 by meena.p

1 answer

If $X$ is specific resistance of electrolyte solution $Na_7SO_4$ and $y(N)$ is concentration of solution then $\Delta m$ is given by

asked Dec 12, 2013 by sreemathi.v

1 answer

For strong electrolytes find $\Lambda_m^{\infty}$ of $CH_3COOH$

asked Dec 12, 2013 by sreemathi.v

1 answer

Among the following,the intensive property is (are)

asked Dec 12, 2013 by sreemathi.v

1 answer

Which of the following reactions are not possible ?

asked Dec 11, 2013 by sreemathi.v

1 answer

Refer to the below equation :

asked Dec 11, 2013 by sreemathi.v

1 answer

$E^o\large\frac{A^{+3}}{A^+}$$=xV,E^o\large\frac{A^{+3}}{A^{+2}}$$=yV,E\large\frac{A^{+2}}{A^+}=$?

asked Dec 11, 2013 by sreemathi.v

1 answer

If $\overrightarrow a=\hat i+\hat j+p\hat k\:\:and\:\:\overrightarrow b=\hat i+\hat j+\hat k$, then $|\overrightarrow a+\overrightarrow b|=|\overrightarrow a|+|\overrightarrow b|$ holds for ?

asked Dec 10, 2013 by rvidyagovindarajan_1

1 answer

$E^o_{Zn^{+2}/Zn}=0.76V,E^o_{Cu^{+2}/Cu}=0.34V$ find $\Delta G^orx_n$ of following cell $Zn/Zn^{+2}\parallel Cu^{+2}/Cu$

asked Dec 10, 2013 by sreemathi.v

1 answer

The correct cell reaction for given cell is $Sn/Sn^{+2}\parallel Ag^+/Ag$

asked Dec 10, 2013 by sreemathi.v

1 answer

$E^o_{Zn^{+2}/Zn}=-0.76V$.So $E^o_{Zn/Zn^{+2}}=$?

asked Dec 10, 2013 by sreemathi.v

1 answer

Which of the following relation is correct?

asked Dec 10, 2013 by sreemathi.v

1 answer

The charge required for oxidation of $\large\frac{3}{2}$ mole of $Sn^{2+}$ to $Sn^{4+}$ is

asked Dec 10, 2013 by sreemathi.v

1 answer

During discharging of lead steerage battery,which of the following is false ?

asked Dec 10, 2013 by sreemathi.v

1 answer

In salt bridge the electrolyte used should be

asked Dec 10, 2013 by sreemathi.v

1 answer

In the calomel half cell,the reduction $rx_n$ is

asked Dec 10, 2013 by sreemathi.v

1 answer

The correct representation of $\lambda^{\large\circ}CH_3COOH$ interms of $\lambda^{\large\circ}_{CH_3COOK},\lambda^{\large\circ}_KCl$ is

asked Dec 10, 2013 by sreemathi.v

1 answer

The dimensions of a conductance cell are 0.15dm & 0.95dm and the electrodes are separated by 0.05dm. What is cell constant for this cell?

asked Dec 10, 2013 by sreemathi.v

1 answer

What is the cell constant of a cell of an electrode having dimensions 4cm & 3cm and the two electrodes are separated by 2cm?

asked Dec 10, 2013 by sreemathi.v

1 answer

Calculate $\wedge^{\large\circ}_m$ for KCl solution if molar ionic conductances at infinite dilution are $7.352\times 10^{-3}Sm^2mol^{-1}$ for $K^+$ and $7.634\times 10^{-3}Sm^2mol^{-1}$ for $Cl^{-}$.The $\wedge^{\large\circ}_m$ is

asked Dec 10, 2013 by sreemathi.v

1 answer

Calculate the E.M.F of the electrode-concentration cell : $H_2(P_1),HCl,H_2(P_2)$ at $25^{\large\circ}C$ if $P_1$ = 1atm and $P_2 = 0.25\;atm$.The E.M.F. 'E' is

asked Dec 10, 2013 by sreemathi.v

1 answer

A simple pendulum is suspended inside a truck moving uniformly with a small acceleration of '3b'. Its mean position as an angle in radians with respect to the vertical is

asked Dec 10, 2013 by meena.p

1 answer

If the velocity of a spring mass system which starts from zero is given by $6 \sin(4t)$ then its amplitude of displacement and accelerations are

asked Dec 10, 2013 by meena.p

1 answer

The damped natural frequency is higher than natural frequency is a

asked Dec 9, 2013 by meena.p

1 answer

How many minimum observations of the acceleration (at various time instants) are required to quantify a simple harmonic motion (form the exact equation describing the displacement as a function of time):

asked Dec 9, 2013 by meena.p

1 answer

The motion of an electric train throughout the day is a:

asked Dec 9, 2013 by meena.p

1 answer

A simple pendulum is suspended inside a truck moving uniformly with a small acceleration of $‘2a’.$ Its mean position as an angle in radians with respect to the vertical is

asked Dec 9, 2013 by meena.p

1 answer

If the velocity of a spring mass system which starts from zero is given by $7 \sin(4t)$ then its amplitude of displacement and accelerations are

asked Dec 9, 2013 by meena.p

1 answer

The damping in a system

asked Dec 9, 2013 by meena.p

1 answer

How many minimum observations of the velocity (at various time instants) are required to be made to quantify a simple harmonic motion (to form the exact equation describing the displacement as a function of time):

asked Dec 9, 2013 by meena.p

1 answer

The motion of stars is a

asked Dec 9, 2013 by meena.p

1 answer

A simple pendulum is suspended inside a truck moving uniformly with a small acceleration of 'a'. Its mean position as an angle in radians with respect to the vertical is

asked Dec 9, 2013 by meena.p

1 answer

If the velocity of a spring mass system which starts from zero is given by 5 sin(3t) then its amplitude of displacement and accelerations are

asked Dec 9, 2013 by meena.p

1 answer

The damped natural frequency is

asked Dec 9, 2013 by meena.p

1 answer

How many minimum observations of the displacement (at various time instants) are required to be made to quantify a simple harmonic motion (form the exact equation describing the displacement as a function of time):

asked Dec 9, 2013 by meena.p

1 answer

A stationary observer from far off distance observes a child on the merry go round going round and round in a circle through his binoculars. He sees this motion as:

asked Dec 9, 2013 by meena.p

1 answer

The bouncing of a ping pong ball is

asked Dec 9, 2013 by meena.p

1 answer

If $\overrightarrow {AB}=3\hat i-2\hat j+2\hat k$ and $\overrightarrow {BC}=-\hat i-2\hat k$ are adjacent sides of a parallelogram, then the angle between the diagonals is ?

asked Dec 8, 2013 by rvidyagovindarajan_1

1 answer

If $\overrightarrow a\:\:and\:\:\overrightarrow b$ are two unit vectors such that $\overrightarrow a+2\overrightarrow b\:\:and\:\:5\overrightarrow a-4\overrightarrow b$ are $\perp$ to each other, then the angle between $\overrightarrow a\:\:and\:\:\overrightarrow b$ is?

asked Dec 8, 2013 by rvidyagovindarajan_1

1 answer

A man spinning in free space changes of his body e.g by spreading his arms and curling up. By doing this, he can change his 1) moment of inertia 2) angular momentum 3) angular velocity 4) rotational kinetic energy in this Which of the following is correct?

asked Dec 8, 2013 by meena.p

2 answers

A disc can roll without slipping without applying any external force on a 1) rough inclind plane 2) smooth inclined plane 3) rough horizontal surface 4) smooth horizontal surface Which of the following is correct?

asked Dec 8, 2013 by meena.p

0 answers

The number of vectors $\overrightarrow b$ of unit length which are $\perp$ to $\overrightarrow a=\hat i+2\hat j\:\:and\:\:\overrightarrow c=\hat j+2\hat k$ is?

asked Dec 7, 2013 by rvidyagovindarajan_1

1 answer

If $\overrightarrow a\:\:and\:\:\overrightarrow b$ are two unit vectors, then $\overrightarrow a\times\overrightarrow b$ is also a unit vector if ?

asked Dec 7, 2013 by rvidyagovindarajan_1

1 answer

If $\overrightarrow a\times\overrightarrow b+\overrightarrow b\times\overrightarrow c+\overrightarrow c\times\overrightarrow a$ and $\overrightarrow a+\overrightarrow b+\overrightarrow c$ are $\perp$ then $\overrightarrow a,\:\overrightarrow b\:\overrightarrow c$ are .....

asked Dec 7, 2013 by rvidyagovindarajan_1

1 answer

Which of the following statements are correct for a spherical body rolling without slipping on a rough horizontal ground at rest.

asked Dec 6, 2013 by meena.p

1 answer

If $\overrightarrow a=p\hat i+3\hat j+4\hat k\:\:and\:\:\overrightarrow b=\sqrt q\hat i+5\hat k$ are two vectors of same magnitude, then no. of values of $(p,q)$ are?

asked Dec 6, 2013 by rvidyagovindarajan_1

1 answer

If $\overrightarrow a=\hat i+\hat j-\hat k,\:\overrightarrow b=-\hat i+2\hat j+\hat k\:\:and\:\:\overrightarrow c=-\hat i+2\hat j-\hat k$, then a unit vector $\perp$ to $\overrightarrow a+\overrightarrow b$ and $\overrightarrow b+\overrightarrow c$ is ?

asked Dec 6, 2013 by rvidyagovindarajan_1

1 answer

Page:

« prev
1
...
118
119
120
121
122
123
124
...
171
next »

Feedback Terms Facebook Twitter About Us

Your payment for is successful.

...