Bissoy.com
Doctors Medicines MCQs Q&A

In a linear polymer, the monomeric units are linked together to form long straight chains. The cross linked or branched chain polymers compared to linear polymers have higher

In a linear polymer, the monomeric units are linked together to form long straight chains. The cross linked or branched chain polymers compared to linear polymers have higher Correct Answer Hardness, rigidity & brittleness

Related Questions

According to the structure of the polymer, it is classified into- Linear polymers Branched-chain polymers Cross-linked or network polymers Co-polymers
In a cross linked polymer, the monomeric units are linked together to constitute a three dimensional network. Which of the following is a cross-linked polymer?
Consider the following statements about Thermosetting polymer. 1. These polymers are cross linked or heavily branched molecules 2. On heating, they undergo extensive cross linking 3. These polymers can be reused Which of the above statements is/are correct?
Branched chain polymers compared to linear polymers have higher
An operating system uses the Banker’s algorithm for deadlock avoidance when managing the allocation of three resource types X, Y, and Z to three processes P0, P1, and P2. The table given below presents the current system state. Here, the Allocation matrix shows the current number of resources of each type allocated to each process and the Max matrix shows the maximum number of resources of each type required by each process during its execution.   Allocation Max   X Y Z X Y Z P0 0 0 1 8 4 3 P1 3 2 0 6 2 0 P2 2 1 1 3 3 3   There are 3 units of type X, 2 units of type Y and 2 units of type Z still available. The system is currently in a safe state. Consider the following independent requests for additional resources in the current state: REQ1: P0 requests 0 units of X, 0 units of Y and 2 units of Z REQ2: P1 requests 2 units of X, 0 units of Y and 0 units of Z Which one of the following is TRUE?
The rate of electricity in the rural area is given below: i) up to 25 units - Rs 5 per unit ii) up to 75 units - Rs 7 per units iii) up to 100 units - Rs 9 per units iv) After 100 units - Rs 13 per units Additional charge after 100 units = Rs. 50 The consumption of the electricity of the household is 120 units. How much electricity bill he has to pay?
S1:Metals are today being replaced by polymers in many applications.
P :Above all, they are cheaper and easier to process making them a viable alternative to metals.
Q :Polymers are essentially a long chains of hydrocarbon molecules.
R :Today polymers as strong as metals have been developed.
S :These have replaced the traditional chromium-plated metallic bumpers in cars.
S6:Many Indian Institutes of science and Technology run special programmes on polymer science.

The Proper sequence should be:
Cross linked polymers formed from bi-and trifuctional groups in which cross-linkage in three dimensions via few chemical bonding across linear chains occur imparts to the polymer __________ properties.
Oligomers react to form short chain polymers, then the short chained polymers react to form moderately long chain polymers. The number _________ can be predicted as a function of the extent of reaction.
 With respect to the Thermosetting Polymers, mark the correct statements It consists of highly cross-linked polymer chains. They are brittle in nature Bakelite is the example of thermosetting polymers These are synthesized by condensation polymerization.