List of practice Questions

Who proposed the double blind method of proving of drugs in healthy volunteers?

Match List I with List II :

Common name of the remedy

Choose the correct answer from the options given below :

Given below are two statements : One is labelled as Assertion (A) and the other is labelled as Reason (R). Assertion (A): The Badiaga mother substance is prepared under class VII (old method). Reasons (R): The Badiaga drug substance is dry insoluble in nature. In the light of the above statements, choose the most appropriate answer from the options given below :
During trituration, HPI divided the sugar of milk in which ratio in decimal scale?
The certificate of renewal to manufacture for sale or for distribution of Homoeopathic medicines is issued under
Arrange the pressure sore frequency in descending order.
Given below are two statements with respect to clinical features of mesenteric cysts Statement I : Mesenteric Cysts occur most commonly in children. Statement II : The most common presentation is a painful abdominal swelling near the umbilicus. In the light of the above statements, choose the correct answer from the options given below:
Given below are two statements with respect to the diagnosis of Mycetoma. Statement I : Mycetoma usually presents early as it is very painful. Statement II : MRI shows typical ‘dot-in-circle’ sign. In the light of the above statements, choose the correct answer from the options given below:
Remedies for erratic pains are
Given below are two statements: Statement I : Melanoma is a cancer of melanocytes and can, therefore, arise only in skin. Statement II : Breslow thickness of a melanoma is the most important prognostic indicator in the absence of lymph node metastases. In the light of the above statements, choose the correct answer from the options given below:
Consider the following statements about their correctness regarding the diagnosis and treatment of the acute scrotum: (A) Torsion of the testis must be assumed until proven otherwise (B) Testicular torsion can present with chronic inguinal or abdominal pain (C) Torsion of a testicular appendage usually occurs just before puberty (D) An incarcerated inguinal hernia must be considered in the differential diagnosis (E) If torsion is confirmed, an orchidopexy should not be performed on both sides Choose the correct answer from the options given below:

The wavelength of an electron is \( 10^3 \) nm. What is its momentum in kg m s\(^{-1}\)?

The product of the total electric flux emanating from a closed surface enclosing a charge \( q \) in free space is (\( \epsilon_0 \) - electrical permittivity of free space):
If two vectors are $ \vec{a} = \hat{i} + \hat{j} $ and $ \vec{b} = \hat{j} + \hat{k} $, then the value of $ \vec{a} \times \vec{b} $ will be
At 300 K, both electron and hole density in an intrinsic silicon crystal is $ 15 \times 10^{15} \, \text{m}^{-3} $. When it is doped with indium, the hole density becomes $ 4.5 \times 10^{22} \, \text{m}^{-3} $. The extrinsic electron density will be
The work function of a photosensitive metal is 0.5 eV. If photons of energy 1 eV and 2.5 eV are incident on this metal separately, then the ratio of maximum kinetic energies of ejected electrons will be
The magnetic moment of a magnetized wire is $ M $. Now it is bent to form a section of a circle which subtends 60° on its center. Magnetic moment of the bend-shaped wire is

The equivalent capacitance of the circuit given between A and B is

A is the brother of B. A is the brother of C. To determine the relation between B and C, what minimum information is necessary?
In a plane, \(\vec{a}\) and \(\vec{b}\) are the position vectors of two points \(A\) and \(B\) respectively. A point \(P\) with position vector \(\vec{r}\) moves on that plane in such a way that
\[ |\vec{r} - \vec{a}| - |\vec{r} - \vec{b}| = c \quad (\text{real constant}). \]
The locus of \(P\) is a conic section whose eccentricity is:
If \( f(x) \) defined as given below, is continuous on \( R \), then the value of \( a + b \) is equal to: % Function Definition \[f(x) = \begin{cases} \sin x, & x \leq 0 \\ x^2 + a, & 0<x<1 \\ bx + 3, & 1 \leq x \leq 3 \\ -3, & x>3 \end{cases}\]
If \( f(x) = \ln \left( \frac{x^2 + e}{x^2 + 1} \right) \), then the range of \( f(x) \) is:
The derivative of  \(\sin^2\)\(( \cot^{-1} {\sqrt {( \frac{1 + x}{1 - x}} })\) with respect to \( x \) is equal to: (a) 0
 
A parallel plate capacitor with a dielectric medium of dielectric constant 1.5 has a capacitance of \(C\). If the dielectric is removed, then the capacitance of the capacitor becomes
The coefficient of \(a^{10}b^7c^3\) in the expansion of \((bc + ca + ab)^{10}\) is: