1. Both cosine and sine terms but only for odd values of k
2. Only cosine terms for odd values of k
3. Only sine terms for odd values of k
4. A constant and sine terms for odd values of k.
Only sine terms for odd values of k
No Explanation available for this question
1.
2.
3.
4.
No Explanation available for this question
1. Is even and has no half-wave symmetry
2. Is odd and has no half-wave symmetry
3. Is even and has half-wave symmetry
4. Is odd and has half-wave symmetry.
Is odd and has half-wave symmetry.
No Explanation available for this question
1. a0+a1 cos 0t+a2 cos 20t+…………
2. b1 sin0t+b2 sin 20t+b3 sin 20t+…………
3. a1 cos 0t +a3 cos 0t+a5 cos 50t+…………
4. b1 sin0t+b3 sin 30t+b5 sin 50t+…………
a1 cos 0t +a3 cos 0t+a5 cos 50t+…………
No Explanation available for this question
1.
2.
3. A2
4.
No Explanation available for this question
1. 10
2.
3.
4.
No Explanation available for this question
1. u(t-1)+u(t-2)+u(t-3)
2. u(t-1)+2u(t-2)+3u(t-3)
3. u(t)+u(t-1)+u(t-2)+u(t-4)
4. u(t-1)+u(t-2)+u(t-3)-3u(t-4).
u(t-1)+u(t-2)+u(t-3)-3u(t-4).
No Explanation available for this question
1. x(t)=2cos t+3 cos 3t
2. x(t)=2cos t+7 cos t
3. x(t)=cos t+0.5
4. x(t)=2cos 1.5t+ sin 3.5t.
x(t)=2cos t+7 cos t
No Explanation available for this question
1.
2.
3.
4.
No Explanation available for this question
1. Odd harmonics
2. Even harmonics
3. Cosine terms
4. Sine terms.
Sine terms.
No Explanation available for this question