CU Admission Test 2016-2017 (Unit-A)

1. Coefficient of $x^{11}$ in the expansion of $\left(1-2 x+3 x^{2}\right)(1+x)^{11}$ is -

2. Which one below is unit of moment of inertia?

3. If roots of the equation $x^{3}+p x^{2}+q x+r=0$ are $\alpha, \beta, \gamma$ then what is the value of $\frac{1}{\beta \gamma}+\frac{1}{\gamma \alpha}+\frac{1}{\alpha \beta}$ ?

4. At equilibrium in the path of motion of a particle having simple harmonic motion -

5. An auriscope is an instrument used for examining the________