List of practice Questions

Which of the following statements is/are correct?
Which of the following statements is/are true?
Which of the following statements is correct for an oxidation pond to treat waste water?
Which of the following statements is correct for Urban Cool Island (UCI)?
Which the following statements correctly represent(s) the Demographic dividend of a country?
With reference to the Figure below, which of the following labelling is/are correct?
With reference to the Figure below, which of the following labelling is/are correct? (A) P-Extrados, Q- Key, R - Span (B) Q-Key, S - Abutment, T - Rise (C) P - Abutment, R - Rise, T - Extrados (D) Q-Key, S - Span, T – Extrados GAY
With reference to the Speed-Density diagram given below, which of the following statements is/are correct?
Let \(u=\begin{bmatrix} 1 \\ 2 \\ 3 \\ 4 \\ 5 \end{bmatrix}\), and let σ1, σ2, σ3, σ4, σ5 be the singular values of the matrix M= uuT (where uT is the transpose of u).The value of \(Σ^{5}_{i=1}σ_i\) is
A particle is executing simple harmonic motion along the \(x - axis\), with amplitude \(A\), about the origin. Then the ratio of Kinetic energy and total energy at \(x = \frac{A}{3}\) is
The matrix \(\begin{bmatrix} 1&a\\8&3 \end{bmatrix}\)(where a > 0) has a negative eigenvalue if a is greater than
If \(lim_{x\rightarrow 0} \frac{\sqrt 1 + \sqrt{1+x^4}-\sqrt 2}{x^4}=A\) and \(lim_{x \rightarrow 0} \frac{sin^2x}{\sqrt 2 - \sqrt{1+cosx}}=B\), then \(AB^3\) = ____.
An electromagnetic wave has electric field given by  \(\overrightarrow E = (9.6 \hat j)sin \bigg[2π\; {30 × 10^6t -\frac{1}{10} x}\bigg]\), \(x\) and \(t\) are in SI units. The maximum magnetic field is
A mine worker weighing (W) 600 N lifts an object of 100 N as shown. The 50% body weight is applied downward through point A and a force FE is produced parallel to x axis by the contraction of erector spinae muscle during lifting. The lumber disc, L (shown by red box) acts as a smooth hinge and keeps the upper body in static equilibrium. Ignore all other forces in the body. The magnitude of the resultant of the reaction forces, in N at the lumber disc, is____.(round off up to 2 decimals)
A mine worker weighing (W) 600 N lifts
Iodine is obtained from which of the following?
'One Stop Centre scheme’, recently seen in the news, is formulated by which ministry?
Where is the National Institute of Hydrology (NIH) located?
Where was the 12th India-Oman ‘Joint Military Cooperation Committee meeting held?
Who is the author of the book “How to Avoid a Climate Disaster”?
The presence of which among the following minerals in Banana makes them slightly radioactive?
United Nations Biodiversity has urged people to use which word instead of ‘flora and fauna’?
Which country has been recently hit by tropical storm Idalia?
Which Indian city is set to launch an innovative disease surveillance dashboard?
Which of the following factors affect the Surface Tension?
Who among the following said about Raja Rammohan Roy that he is “the human link between the unfading past and the dawning future”?
Avangkhu is India’s first village on the border of which country?