
1)
The annihilator operator of the function y=e^6x is
 A)(D6)^2
 B) (D6)^3
 C) D6
 D) D+6

2)
After converting the given differential equation
into standard form, the function f(x) is
 A) (Sec3x)/4
 B) Sec3x)/64
 C) None of them
 D) Secx

3)
Wronskian of the function
is
 A) 0
 B) 1
 C) 2
 D) 3

4)
In the infinite series of (xa) which can be written as
The number a is called the
 A) Radius of power series
 B) Centre of power series
 C) Base of power series
 D) None of them

5)
Suppose that a power series
is represented by a function “f”whose domain is the interval of the convergence of the power series. That function “f” is continuous, differentiable and integrable on
 A) (a + R, a  R)
 B) (R a, R + a)
 C) (a  R, a + R)
 D) None of them

6)
The quantity
is called
 A) Reactance of circuit
 B) Impedance of circuit
 C) Quasi of circuit
 D) None of them

7)
The time interval between two successive maxima of
is called
 A) Phase period
 B) Quasiperiod
 C) Both the period
 D) None of them

8)
The given differential equation
 A) is Over damped
 B) is Critically damped
 C) is Under damped
 D) None of them

9)
The standard unit for measurement of inductance is
 A) Volt
 B) Ohms
 C) Henry
 D) None of them

10)
Which of the rule in matrices under multiplication does not hold true?
 A) Commutative law
 B) Associative law
 C) Identity law
 D) None of them